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Finding the Fourth Proportional to 169,737.12, 254,601.36 and 51,403.68

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Solution

The fourth proportional to 169,737.12, 254,601.36 and 51,403.68 is: 77,104.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,737.12 : 254,601.36 = 51,403.68 : x
  2. Step 2: Convert to fraction form
    169,737.12/254,601.36 = 51,403.68/x
  3. Step 3: Cross multiply
    169,737.12x = 254,601.36 × 51,403.68
  4. Step 4: Simplify right side
    169,737.12x = 13,087,446,837.00
  5. Step 5: Solve for x
    x = 13,087,446,837.00/169,737.12
  6. Step 6: Final answer
    x = 77,104.21

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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.