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Finding the Fourth Proportional to 112,753.98, 169,130.97 and 29,641.50

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Solution

The fourth proportional to 112,753.98, 169,130.97 and 29,641.50 is: 44,462.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,753.98 : 169,130.97 = 29,641.50 : x
  2. Step 2: Convert to fraction form
    112,753.98/169,130.97 = 29,641.50/x
  3. Step 3: Cross multiply
    112,753.98x = 169,130.97 × 29,641.50
  4. Step 4: Simplify right side
    112,753.98x = 5,013,295,647.26
  5. Step 5: Solve for x
    x = 5,013,295,647.26/112,753.98
  6. Step 6: Final answer
    x = 44,462.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.