Home / 105,712,388.04-145,881,305.46-59,301,645.48

Finding the Fourth Proportional to 105,712,388.04, 145,881,305.46 and 59,301,645.48

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Solution

The fourth proportional to 105,712,388.04, 145,881,305.46 and 59,301,645.48 is: 81,835,266.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,712,388.04 : 145,881,305.46 = 59,301,645.48 : x
  2. Step 2: Convert to fraction form
    105,712,388.04/145,881,305.46 = 59,301,645.48/x
  3. Step 3: Cross multiply
    105,712,388.04x = 145,881,305.46 × 59,301,645.48
  4. Step 4: Simplify right side
    105,712,388.04x = 8,651,001,458,548,508
  5. Step 5: Solve for x
    x = 8,651,001,458,548,508/105,712,388.04
  6. Step 6: Final answer
    x = 81,835,266.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.