Home / 157,819.91-236,732.02-52,638.98

Finding the Fourth Proportional to 157,819.91, 236,732.02 and 52,638.98

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Solution

The fourth proportional to 157,819.91, 236,732.02 and 52,638.98 is: 78,959.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,819.91 : 236,732.02 = 52,638.98 : x
  2. Step 2: Convert to fraction form
    157,819.91/236,732.02 = 52,638.98/x
  3. Step 3: Cross multiply
    157,819.91x = 236,732.02 × 52,638.98
  4. Step 4: Simplify right side
    157,819.91x = 12,461,330,750.88
  5. Step 5: Solve for x
    x = 12,461,330,750.88/157,819.91
  6. Step 6: Final answer
    x = 78,959.18

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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.