Home / 156,136.87-234,237.71-62,649.91

Finding the Fourth Proportional to 156,136.87, 234,237.71 and 62,649.91

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Solution

The fourth proportional to 156,136.87, 234,237.71 and 62,649.91 is: 93,987.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,136.87 : 234,237.71 = 62,649.91 : x
  2. Step 2: Convert to fraction form
    156,136.87/234,237.71 = 62,649.91/x
  3. Step 3: Cross multiply
    156,136.87x = 234,237.71 × 62,649.91
  4. Step 4: Simplify right side
    156,136.87x = 14,674,971,450.11
  5. Step 5: Solve for x
    x = 14,674,971,450.11/156,136.87
  6. Step 6: Final answer
    x = 93,987.87

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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.