Home / 156,931.17-216,560.52-88,954.44

Finding the Fourth Proportional to 156,931.17, 216,560.52 and 88,954.44

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Solution

The fourth proportional to 156,931.17, 216,560.52 and 88,954.44 is: 122,754.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,931.17 : 216,560.52 = 88,954.44 : x
  2. Step 2: Convert to fraction form
    156,931.17/216,560.52 = 88,954.44/x
  3. Step 3: Cross multiply
    156,931.17x = 216,560.52 × 88,954.44
  4. Step 4: Simplify right side
    156,931.17x = 19,264,019,782.71
  5. Step 5: Solve for x
    x = 19,264,019,782.71/156,931.17
  6. Step 6: Final answer
    x = 122,754.58

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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.