Home / 156,577.48-216,075.68-88,593.88

Finding the Fourth Proportional to 156,577.48, 216,075.68 and 88,593.88

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Solution

The fourth proportional to 156,577.48, 216,075.68 and 88,593.88 is: 122,258.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,577.48 : 216,075.68 = 88,593.88 : x
  2. Step 2: Convert to fraction form
    156,577.48/216,075.68 = 88,593.88/x
  3. Step 3: Cross multiply
    156,577.48x = 216,075.68 × 88,593.88
  4. Step 4: Simplify right side
    156,577.48x = 19,142,982,864.84
  5. Step 5: Solve for x
    x = 19,142,982,864.84/156,577.48
  6. Step 6: Final answer
    x = 122,258.85

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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.