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Finding the Fourth Proportional to 160,107.57, 220,929.30 and 88,477.86

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Solution

The fourth proportional to 160,107.57, 220,929.30 and 88,477.86 is: 122,088.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,107.57 : 220,929.30 = 88,477.86 : x
  2. Step 2: Convert to fraction form
    160,107.57/220,929.30 = 88,477.86/x
  3. Step 3: Cross multiply
    160,107.57x = 220,929.30 × 88,477.86
  4. Step 4: Simplify right side
    160,107.57x = 19,547,351,675.30
  5. Step 5: Solve for x
    x = 19,547,351,675.30/160,107.57
  6. Step 6: Final answer
    x = 122,088.87

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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.