Home / 160,254.19-221,157.47-92,269.47

Finding the Fourth Proportional to 160,254.19, 221,157.47 and 92,269.47

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Solution

The fourth proportional to 160,254.19, 221,157.47 and 92,269.47 is: 127,335.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,254.19 : 221,157.47 = 92,269.47 : x
  2. Step 2: Convert to fraction form
    160,254.19/221,157.47 = 92,269.47/x
  3. Step 3: Cross multiply
    160,254.19x = 221,157.47 × 92,269.47
  4. Step 4: Simplify right side
    160,254.19x = 20,406,083,603.46
  5. Step 5: Solve for x
    x = 20,406,083,603.46/160,254.19
  6. Step 6: Final answer
    x = 127,335.72

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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.