Home / 156,560.45-216,064.06-88,577.35

Finding the Fourth Proportional to 156,560.45, 216,064.06 and 88,577.35

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Solution

The fourth proportional to 156,560.45, 216,064.06 and 88,577.35 is: 122,242.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,560.45 : 216,064.06 = 88,577.35 : x
  2. Step 2: Convert to fraction form
    156,560.45/216,064.06 = 88,577.35/x
  3. Step 3: Cross multiply
    156,560.45x = 216,064.06 × 88,577.35
  4. Step 4: Simplify right side
    156,560.45x = 19,138,381,103.44
  5. Step 5: Solve for x
    x = 19,138,381,103.44/156,560.45
  6. Step 6: Final answer
    x = 122,242.76

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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.