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Finding the Fourth Proportional to 240,007.52, 359,807.16 and 146,578.88

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Solution

The fourth proportional to 240,007.52, 359,807.16 and 146,578.88 is: 219,743.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,007.52 : 359,807.16 = 146,578.88 : x
  2. Step 2: Convert to fraction form
    240,007.52/359,807.16 = 146,578.88/x
  3. Step 3: Cross multiply
    240,007.52x = 359,807.16 × 146,578.88
  4. Step 4: Simplify right side
    240,007.52x = 52,740,130,528.78
  5. Step 5: Solve for x
    x = 52,740,130,528.78/240,007.52
  6. Step 6: Final answer
    x = 219,743.66

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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.