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Finding the Fourth Proportional to 59,247.96, 81,762.40 and 32,390.80

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Solution

The fourth proportional to 59,247.96, 81,762.40 and 32,390.80 is: 44,699.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,247.96 : 81,762.40 = 32,390.80 : x
  2. Step 2: Convert to fraction form
    59,247.96/81,762.40 = 32,390.80/x
  3. Step 3: Cross multiply
    59,247.96x = 81,762.40 × 32,390.80
  4. Step 4: Simplify right side
    59,247.96x = 2,648,349,545.92
  5. Step 5: Solve for x
    x = 2,648,349,545.92/59,247.96
  6. Step 6: Final answer
    x = 44,699.42

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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.