Home / 98,765.46-136,295.60-53,443.13

Finding the Fourth Proportional to 98,765.46, 136,295.60 and 53,443.13

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Solution

The fourth proportional to 98,765.46, 136,295.60 and 53,443.13 is: 73,751.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,765.46 : 136,295.60 = 53,443.13 : x
  2. Step 2: Convert to fraction form
    98,765.46/136,295.60 = 53,443.13/x
  3. Step 3: Cross multiply
    98,765.46x = 136,295.60 × 53,443.13
  4. Step 4: Simplify right side
    98,765.46x = 7,284,062,520.53
  5. Step 5: Solve for x
    x = 7,284,062,520.53/98,765.46
  6. Step 6: Final answer
    x = 73,751.11

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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.