Home / 127,333.28-191,082.84-48,448.16

Finding the Fourth Proportional to 127,333.28, 191,082.84 and 48,448.16

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Solution

The fourth proportional to 127,333.28, 191,082.84 and 48,448.16 is: 72,703.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,333.28 : 191,082.84 = 48,448.16 : x
  2. Step 2: Convert to fraction form
    127,333.28/191,082.84 = 48,448.16/x
  3. Step 3: Cross multiply
    127,333.28x = 191,082.84 × 48,448.16
  4. Step 4: Simplify right side
    127,333.28x = 9,257,612,005.57
  5. Step 5: Solve for x
    x = 9,257,612,005.57/127,333.28
  6. Step 6: Final answer
    x = 72,703.79

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1.5x scale

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.