Home / 105,795.04-146,001.72-63,345.46

Finding the Fourth Proportional to 105,795.04, 146,001.72 and 63,345.46

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Solution

The fourth proportional to 105,795.04, 146,001.72 and 63,345.46 is: 87,419.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,795.04 : 146,001.72 = 63,345.46 : x
  2. Step 2: Convert to fraction form
    105,795.04/146,001.72 = 63,345.46/x
  3. Step 3: Cross multiply
    105,795.04x = 146,001.72 × 63,345.46
  4. Step 4: Simplify right side
    105,795.04x = 9,248,546,114.19
  5. Step 5: Solve for x
    x = 9,248,546,114.19/105,795.04
  6. Step 6: Final answer
    x = 87,419.47

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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.