Home / 101,082.07-151,622.19-38,752.57

Finding the Fourth Proportional to 101,082.07, 151,622.19 and 38,752.57

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Solution

The fourth proportional to 101,082.07, 151,622.19 and 38,752.57 is: 58,128.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,082.07 : 151,622.19 = 38,752.57 : x
  2. Step 2: Convert to fraction form
    101,082.07/151,622.19 = 38,752.57/x
  3. Step 3: Cross multiply
    101,082.07x = 151,622.19 × 38,752.57
  4. Step 4: Simplify right side
    101,082.07x = 5,875,749,152.47
  5. Step 5: Solve for x
    x = 5,875,749,152.47/101,082.07
  6. Step 6: Final answer
    x = 58,128.50

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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.