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Finding the Fourth Proportional to 94,901.98, 130,965.52 and 52,461.22

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Solution

The fourth proportional to 94,901.98, 130,965.52 and 52,461.22 is: 72,396.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,901.98 : 130,965.52 = 52,461.22 : x
  2. Step 2: Convert to fraction form
    94,901.98/130,965.52 = 52,461.22/x
  3. Step 3: Cross multiply
    94,901.98x = 130,965.52 × 52,461.22
  4. Step 4: Simplify right side
    94,901.98x = 6,870,610,957.13
  5. Step 5: Solve for x
    x = 6,870,610,957.13/94,901.98
  6. Step 6: Final answer
    x = 72,396.92

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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.