Home / 153,098.07-229,651.43-42,290.07

Finding the Fourth Proportional to 153,098.07, 229,651.43 and 42,290.07

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Solution

The fourth proportional to 153,098.07, 229,651.43 and 42,290.07 is: 63,436.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,098.07 : 229,651.43 = 42,290.07 : x
  2. Step 2: Convert to fraction form
    153,098.07/229,651.43 = 42,290.07/x
  3. Step 3: Cross multiply
    153,098.07x = 229,651.43 × 42,290.07
  4. Step 4: Simplify right side
    153,098.07x = 9,711,974,838.85
  5. Step 5: Solve for x
    x = 9,711,974,838.85/153,098.07
  6. Step 6: Final answer
    x = 63,436.30

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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.