Home / 112,934.30-155,847.02-62,633.30

Finding the Fourth Proportional to 112,934.30, 155,847.02 and 62,633.30

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Solution

The fourth proportional to 112,934.30, 155,847.02 and 62,633.30 is: 86,432.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,934.30 : 155,847.02 = 62,633.30 : x
  2. Step 2: Convert to fraction form
    112,934.30/155,847.02 = 62,633.30/x
  3. Step 3: Cross multiply
    112,934.30x = 155,847.02 × 62,633.30
  4. Step 4: Simplify right side
    112,934.30x = 9,761,213,157.77
  5. Step 5: Solve for x
    x = 9,761,213,157.77/112,934.30
  6. Step 6: Final answer
    x = 86,432.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.