Home / 219,250.14-328,887.98-61,490.90

Finding the Fourth Proportional to 219,250.14, 328,887.98 and 61,490.90

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Solution

The fourth proportional to 219,250.14, 328,887.98 and 61,490.90 is: 92,239.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,250.14 : 328,887.98 = 61,490.90 : x
  2. Step 2: Convert to fraction form
    219,250.14/328,887.98 = 61,490.90/x
  3. Step 3: Cross multiply
    219,250.14x = 328,887.98 × 61,490.90
  4. Step 4: Simplify right side
    219,250.14x = 20,223,615,937.49
  5. Step 5: Solve for x
    x = 20,223,615,937.49/219,250.14
  6. Step 6: Final answer
    x = 92,239.92

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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.