Home / 160,708.55-221,762.85-89,082.47

Finding the Fourth Proportional to 160,708.55, 221,762.85 and 89,082.47

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Solution

The fourth proportional to 160,708.55, 221,762.85 and 89,082.47 is: 122,925.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,708.55 : 221,762.85 = 89,082.47 : x
  2. Step 2: Convert to fraction form
    160,708.55/221,762.85 = 89,082.47/x
  3. Step 3: Cross multiply
    160,708.55x = 221,762.85 × 89,082.47
  4. Step 4: Simplify right side
    160,708.55x = 19,755,181,323.43
  5. Step 5: Solve for x
    x = 19,755,181,323.43/160,708.55
  6. Step 6: Final answer
    x = 122,925.52

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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.