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Finding the Fourth Proportional to 59,001.60, 81,525.96 and 47,162.64

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Solution

The fourth proportional to 59,001.60, 81,525.96 and 47,162.64 is: 65,167.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,001.60 : 81,525.96 = 47,162.64 : x
  2. Step 2: Convert to fraction form
    59,001.60/81,525.96 = 47,162.64/x
  3. Step 3: Cross multiply
    59,001.60x = 81,525.96 × 47,162.64
  4. Step 4: Simplify right side
    59,001.60x = 3,844,979,502.13
  5. Step 5: Solve for x
    x = 3,844,979,502.13/59,001.60
  6. Step 6: Final answer
    x = 65,167.38

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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.