Home / 185,491.68-278,254.20-52,373.28

Finding the Fourth Proportional to 185,491.68, 278,254.20 and 52,373.28

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Solution

The fourth proportional to 185,491.68, 278,254.20 and 52,373.28 is: 78,564.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,491.68 : 278,254.20 = 52,373.28 : x
  2. Step 2: Convert to fraction form
    185,491.68/278,254.20 = 52,373.28/x
  3. Step 3: Cross multiply
    185,491.68x = 278,254.20 × 52,373.28
  4. Step 4: Simplify right side
    185,491.68x = 14,573,085,127.78
  5. Step 5: Solve for x
    x = 14,573,085,127.78/185,491.68
  6. Step 6: Final answer
    x = 78,564.63

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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.