Home / 105,318,276.94-145,351,498.52-61,267,132.46

Finding the Fourth Proportional to 105,318,276.94, 145,351,498.52 and 61,267,132.46

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Solution

The fourth proportional to 105,318,276.94, 145,351,498.52 and 61,267,132.46 is: 84,555,784.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,318,276.94 : 145,351,498.52 = 61,267,132.46 : x
  2. Step 2: Convert to fraction form
    105,318,276.94/145,351,498.52 = 61,267,132.46/x
  3. Step 3: Cross multiply
    105,318,276.94x = 145,351,498.52 × 61,267,132.46
  4. Step 4: Simplify right side
    105,318,276.94x = 8,905,269,513,084,335
  5. Step 5: Solve for x
    x = 8,905,269,513,084,335/105,318,276.94
  6. Step 6: Final answer
    x = 84,555,784.35

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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.