Home / 102,337.12-140,202.34-98,501.97

Finding the Fourth Proportional to 102,337.12, 140,202.34 and 98,501.97

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Solution

The fourth proportional to 102,337.12, 140,202.34 and 98,501.97 is: 134,948.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,337.12 : 140,202.34 = 98,501.97 : x
  2. Step 2: Convert to fraction form
    102,337.12/140,202.34 = 98,501.97/x
  3. Step 3: Cross multiply
    102,337.12x = 140,202.34 × 98,501.97
  4. Step 4: Simplify right side
    102,337.12x = 13,810,207,522.19
  5. Step 5: Solve for x
    x = 13,810,207,522.19/102,337.12
  6. Step 6: Final answer
    x = 134,948.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.