Home / 151,244.16-208,718.28-84,176.16

Finding the Fourth Proportional to 151,244.16, 208,718.28 and 84,176.16

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Solution

The fourth proportional to 151,244.16, 208,718.28 and 84,176.16 is: 116,163.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,244.16 : 208,718.28 = 84,176.16 : x
  2. Step 2: Convert to fraction form
    151,244.16/208,718.28 = 84,176.16/x
  3. Step 3: Cross multiply
    151,244.16x = 208,718.28 × 84,176.16
  4. Step 4: Simplify right side
    151,244.16x = 17,569,103,332.20
  5. Step 5: Solve for x
    x = 17,569,103,332.20/151,244.16
  6. Step 6: Final answer
    x = 116,163.85

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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.