Home / 160,306.88-221,225.56-92,335.76

Finding the Fourth Proportional to 160,306.88, 221,225.56 and 92,335.76

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Solution

The fourth proportional to 160,306.88, 221,225.56 and 92,335.76 is: 127,424.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,306.88 : 221,225.56 = 92,335.76 : x
  2. Step 2: Convert to fraction form
    160,306.88/221,225.56 = 92,335.76/x
  3. Step 3: Cross multiply
    160,306.88x = 221,225.56 × 92,335.76
  4. Step 4: Simplify right side
    160,306.88x = 20,427,030,214.03
  5. Step 5: Solve for x
    x = 20,427,030,214.03/160,306.88
  6. Step 6: Final answer
    x = 127,424.54

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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.