Home / 52,887.70-79,225.77-31,816.13

Finding the Fourth Proportional to 52,887.70, 79,225.77 and 31,816.13

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Solution

The fourth proportional to 52,887.70, 79,225.77 and 31,816.13 is: 47,660.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,887.70 : 79,225.77 = 31,816.13 : x
  2. Step 2: Convert to fraction form
    52,887.70/79,225.77 = 31,816.13/x
  3. Step 3: Cross multiply
    52,887.70x = 79,225.77 × 31,816.13
  4. Step 4: Simplify right side
    52,887.70x = 2,520,657,397.67
  5. Step 5: Solve for x
    x = 2,520,657,397.67/52,887.70
  6. Step 6: Final answer
    x = 47,660.56

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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.