Home / 91,817.68-126,709.08-59,967.76

Finding the Fourth Proportional to 91,817.68, 126,709.08 and 59,967.76

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Solution

The fourth proportional to 91,817.68, 126,709.08 and 59,967.76 is: 82,755.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,817.68 : 126,709.08 = 59,967.76 : x
  2. Step 2: Convert to fraction form
    91,817.68/126,709.08 = 59,967.76/x
  3. Step 3: Cross multiply
    91,817.68x = 126,709.08 × 59,967.76
  4. Step 4: Simplify right side
    91,817.68x = 7,598,459,699.26
  5. Step 5: Solve for x
    x = 7,598,459,699.26/91,817.68
  6. Step 6: Final answer
    x = 82,755.95

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1.5x scale

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.