Home / 99,082.68-148,588.16-42,160.40

Finding the Fourth Proportional to 99,082.68, 148,588.16 and 42,160.40

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Solution

The fourth proportional to 99,082.68, 148,588.16 and 42,160.40 is: 63,225.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,082.68 : 148,588.16 = 42,160.40 : x
  2. Step 2: Convert to fraction form
    99,082.68/148,588.16 = 42,160.40/x
  3. Step 3: Cross multiply
    99,082.68x = 148,588.16 × 42,160.40
  4. Step 4: Simplify right side
    99,082.68x = 6,264,535,864.33
  5. Step 5: Solve for x
    x = 6,264,535,864.33/99,082.68
  6. Step 6: Final answer
    x = 63,225.34

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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.