Home / 152,207.32-210,040.68-84,223.12

Finding the Fourth Proportional to 152,207.32, 210,040.68 and 84,223.12

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Solution

The fourth proportional to 152,207.32, 210,040.68 and 84,223.12 is: 116,224.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,207.32 : 210,040.68 = 84,223.12 : x
  2. Step 2: Convert to fraction form
    152,207.32/210,040.68 = 84,223.12/x
  3. Step 3: Cross multiply
    152,207.32x = 210,040.68 × 84,223.12
  4. Step 4: Simplify right side
    152,207.32x = 17,690,281,396.52
  5. Step 5: Solve for x
    x = 17,690,281,396.52/152,207.32
  6. Step 6: Final answer
    x = 116,224.91

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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.