Home / 152,299.38-210,170.52-84,314.91

Finding the Fourth Proportional to 152,299.38, 210,170.52 and 84,314.91

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Solution

The fourth proportional to 152,299.38, 210,170.52 and 84,314.91 is: 116,353.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,299.38 : 210,170.52 = 84,314.91 : x
  2. Step 2: Convert to fraction form
    152,299.38/210,170.52 = 84,314.91/x
  3. Step 3: Cross multiply
    152,299.38x = 210,170.52 × 84,314.91
  4. Step 4: Simplify right side
    152,299.38x = 17,720,508,478.45
  5. Step 5: Solve for x
    x = 17,720,508,478.45/152,299.38
  6. Step 6: Final answer
    x = 116,353.12

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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.