Home / 152,001.82-209,758.85-83,088.22

Finding the Fourth Proportional to 152,001.82, 209,758.85 and 83,088.22

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Solution

The fourth proportional to 152,001.82, 209,758.85 and 83,088.22 is: 114,659.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,001.82 : 209,758.85 = 83,088.22 : x
  2. Step 2: Convert to fraction form
    152,001.82/209,758.85 = 83,088.22/x
  3. Step 3: Cross multiply
    152,001.82x = 209,758.85 × 83,088.22
  4. Step 4: Simplify right side
    152,001.82x = 17,428,489,475.75
  5. Step 5: Solve for x
    x = 17,428,489,475.75/152,001.82
  6. Step 6: Final answer
    x = 114,659.74

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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.