Home / 74,864.90-112,264.26-28,084.94

Finding the Fourth Proportional to 74,864.90, 112,264.26 and 28,084.94

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Solution

The fourth proportional to 74,864.90, 112,264.26 and 28,084.94 is: 42,115.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,864.90 : 112,264.26 = 28,084.94 : x
  2. Step 2: Convert to fraction form
    74,864.90/112,264.26 = 28,084.94/x
  3. Step 3: Cross multiply
    74,864.90x = 112,264.26 × 28,084.94
  4. Step 4: Simplify right side
    74,864.90x = 3,152,935,006.24
  5. Step 5: Solve for x
    x = 3,152,935,006.24/74,864.90
  6. Step 6: Final answer
    x = 42,115.00

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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.