Home / 91,583.29-126,384.95-55,773.30

Finding the Fourth Proportional to 91,583.29, 126,384.95 and 55,773.30

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Solution

The fourth proportional to 91,583.29, 126,384.95 and 55,773.30 is: 76,967.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,583.29 : 126,384.95 = 55,773.30 : x
  2. Step 2: Convert to fraction form
    91,583.29/126,384.95 = 55,773.30/x
  3. Step 3: Cross multiply
    91,583.29x = 126,384.95 × 55,773.30
  4. Step 4: Simplify right side
    91,583.29x = 7,048,905,731.84
  5. Step 5: Solve for x
    x = 7,048,905,731.84/91,583.29
  6. Step 6: Final answer
    x = 76,967.16

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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.