Home / 160,313.76-240,240.60-90,045.18

Finding the Fourth Proportional to 160,313.76, 240,240.60 and 90,045.18

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Solution

The fourth proportional to 160,313.76, 240,240.60 and 90,045.18 is: 134,938.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,313.76 : 240,240.60 = 90,045.18 : x
  2. Step 2: Convert to fraction form
    160,313.76/240,240.60 = 90,045.18/x
  3. Step 3: Cross multiply
    160,313.76x = 240,240.60 × 90,045.18
  4. Step 4: Simplify right side
    160,313.76x = 21,632,508,070.31
  5. Step 5: Solve for x
    x = 21,632,508,070.31/160,313.76
  6. Step 6: Final answer
    x = 134,938.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.