Home / 98,006.46-135,279.75-55,593.18

Finding the Fourth Proportional to 98,006.46, 135,279.75 and 55,593.18

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Solution

The fourth proportional to 98,006.46, 135,279.75 and 55,593.18 is: 76,736.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,006.46 : 135,279.75 = 55,593.18 : x
  2. Step 2: Convert to fraction form
    98,006.46/135,279.75 = 55,593.18/x
  3. Step 3: Cross multiply
    98,006.46x = 135,279.75 × 55,593.18
  4. Step 4: Simplify right side
    98,006.46x = 7,520,631,492.11
  5. Step 5: Solve for x
    x = 7,520,631,492.11/98,006.46
  6. Step 6: Final answer
    x = 76,736.08

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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.