Home / 157,026.64-216,692.12-89,049.82

Finding the Fourth Proportional to 157,026.64, 216,692.12 and 89,049.82

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Solution

The fourth proportional to 157,026.64, 216,692.12 and 89,049.82 is: 122,886.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,026.64 : 216,692.12 = 89,049.82 : x
  2. Step 2: Convert to fraction form
    157,026.64/216,692.12 = 89,049.82/x
  3. Step 3: Cross multiply
    157,026.64x = 216,692.12 × 89,049.82
  4. Step 4: Simplify right side
    157,026.64x = 19,296,394,281.42
  5. Step 5: Solve for x
    x = 19,296,394,281.42/157,026.64
  6. Step 6: Final answer
    x = 122,886.12

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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.