Home / 152,243.52-228,387.16-47,070.69

Finding the Fourth Proportional to 152,243.52, 228,387.16 and 47,070.69

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Solution

The fourth proportional to 152,243.52, 228,387.16 and 47,070.69 is: 70,612.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,243.52 : 228,387.16 = 47,070.69 : x
  2. Step 2: Convert to fraction form
    152,243.52/228,387.16 = 47,070.69/x
  3. Step 3: Cross multiply
    152,243.52x = 228,387.16 × 47,070.69
  4. Step 4: Simplify right side
    152,243.52x = 10,750,340,519.70
  5. Step 5: Solve for x
    x = 10,750,340,519.70/152,243.52
  6. Step 6: Final answer
    x = 70,612.80

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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.