Home / 88,312.28-121,872.02-48,027.06

Finding the Fourth Proportional to 88,312.28, 121,872.02 and 48,027.06

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Solution

The fourth proportional to 88,312.28, 121,872.02 and 48,027.06 is: 66,277.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,312.28 : 121,872.02 = 48,027.06 : x
  2. Step 2: Convert to fraction form
    88,312.28/121,872.02 = 48,027.06/x
  3. Step 3: Cross multiply
    88,312.28x = 121,872.02 × 48,027.06
  4. Step 4: Simplify right side
    88,312.28x = 5,853,154,576.73
  5. Step 5: Solve for x
    x = 5,853,154,576.73/88,312.28
  6. Step 6: Final answer
    x = 66,277.93

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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.