Home / 56,492.30-77,966.28-32,618.91

Finding the Fourth Proportional to 56,492.30, 77,966.28 and 32,618.91

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Solution

The fourth proportional to 56,492.30, 77,966.28 and 32,618.91 is: 45,018.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,492.30 : 77,966.28 = 32,618.91 : x
  2. Step 2: Convert to fraction form
    56,492.30/77,966.28 = 32,618.91/x
  3. Step 3: Cross multiply
    56,492.30x = 77,966.28 × 32,618.91
  4. Step 4: Simplify right side
    56,492.30x = 2,543,175,070.35
  5. Step 5: Solve for x
    x = 2,543,175,070.35/56,492.30
  6. Step 6: Final answer
    x = 45,018.09

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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.