Home / 147,937.44-204,158.88-84,285.12

Finding the Fourth Proportional to 147,937.44, 204,158.88 and 84,285.12

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Solution

The fourth proportional to 147,937.44, 204,158.88 and 84,285.12 is: 116,316.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,937.44 : 204,158.88 = 84,285.12 : x
  2. Step 2: Convert to fraction form
    147,937.44/204,158.88 = 84,285.12/x
  3. Step 3: Cross multiply
    147,937.44x = 204,158.88 × 84,285.12
  4. Step 4: Simplify right side
    147,937.44x = 17,207,555,699.87
  5. Step 5: Solve for x
    x = 17,207,555,699.87/147,937.44
  6. Step 6: Final answer
    x = 116,316.44

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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.