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Finding the Fourth Proportional to 160,363.32, 221,298.06 and 88,739.04

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Solution

The fourth proportional to 160,363.32, 221,298.06 and 88,739.04 is: 122,458.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,363.32 : 221,298.06 = 88,739.04 : x
  2. Step 2: Convert to fraction form
    160,363.32/221,298.06 = 88,739.04/x
  3. Step 3: Cross multiply
    160,363.32x = 221,298.06 × 88,739.04
  4. Step 4: Simplify right side
    160,363.32x = 19,637,777,398.26
  5. Step 5: Solve for x
    x = 19,637,777,398.26/160,363.32
  6. Step 6: Final answer
    x = 122,458.04

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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.