Home / 102,606.94-141,551.31-60,147.55

Finding the Fourth Proportional to 102,606.94, 141,551.31 and 60,147.55

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Solution

The fourth proportional to 102,606.94, 141,551.31 and 60,147.55 is: 82,976.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,606.94 : 141,551.31 = 60,147.55 : x
  2. Step 2: Convert to fraction form
    102,606.94/141,551.31 = 60,147.55/x
  3. Step 3: Cross multiply
    102,606.94x = 141,551.31 × 60,147.55
  4. Step 4: Simplify right side
    102,606.94x = 8,513,964,495.79
  5. Step 5: Solve for x
    x = 8,513,964,495.79/102,606.94
  6. Step 6: Final answer
    x = 82,976.50

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1.5x scale

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.