Home / 152,390.20-228,807.24-112,532.17

Finding the Fourth Proportional to 152,390.20, 228,807.24 and 112,532.17

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Solution

The fourth proportional to 152,390.20, 228,807.24 and 112,532.17 is: 168,962.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,390.20 : 228,807.24 = 112,532.17 : x
  2. Step 2: Convert to fraction form
    152,390.20/228,807.24 = 112,532.17/x
  3. Step 3: Cross multiply
    152,390.20x = 228,807.24 × 112,532.17
  4. Step 4: Simplify right side
    152,390.20x = 25,748,175,228.91
  5. Step 5: Solve for x
    x = 25,748,175,228.91/152,390.20
  6. Step 6: Final answer
    x = 168,962.15

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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.