Home / 160,430.10-221,398.74-92,441.85

Finding the Fourth Proportional to 160,430.10, 221,398.74 and 92,441.85

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Solution

The fourth proportional to 160,430.10, 221,398.74 and 92,441.85 is: 127,572.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,430.10 : 221,398.74 = 92,441.85 : x
  2. Step 2: Convert to fraction form
    160,430.10/221,398.74 = 92,441.85/x
  3. Step 3: Cross multiply
    160,430.10x = 221,398.74 × 92,441.85
  4. Step 4: Simplify right side
    160,430.10x = 20,466,509,113.27
  5. Step 5: Solve for x
    x = 20,466,509,113.27/160,430.10
  6. Step 6: Final answer
    x = 127,572.75

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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.