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Finding the Fourth Proportional to 59,005.42, 81,428.41 and 32,147.92

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Solution

The fourth proportional to 59,005.42, 81,428.41 and 32,147.92 is: 44,364.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,005.42 : 81,428.41 = 32,147.92 : x
  2. Step 2: Convert to fraction form
    59,005.42/81,428.41 = 32,147.92/x
  3. Step 3: Cross multiply
    59,005.42x = 81,428.41 × 32,147.92
  4. Step 4: Simplify right side
    59,005.42x = 2,617,754,242.79
  5. Step 5: Solve for x
    x = 2,617,754,242.79/59,005.42
  6. Step 6: Final answer
    x = 44,364.64

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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.