Home / 160,215.52-221,082.60-92,214.40

Finding the Fourth Proportional to 160,215.52, 221,082.60 and 92,214.40

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Solution

The fourth proportional to 160,215.52, 221,082.60 and 92,214.40 is: 127,247.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,215.52 : 221,082.60 = 92,214.40 : x
  2. Step 2: Convert to fraction form
    160,215.52/221,082.60 = 92,214.40/x
  3. Step 3: Cross multiply
    160,215.52x = 221,082.60 × 92,214.40
  4. Step 4: Simplify right side
    160,215.52x = 20,386,999,309.44
  5. Step 5: Solve for x
    x = 20,386,999,309.44/160,215.52
  6. Step 6: Final answer
    x = 127,247.34

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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.