Home / 51,264.20-70,779.57-33,158.81

Finding the Fourth Proportional to 51,264.20, 70,779.57 and 33,158.81

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Solution

The fourth proportional to 51,264.20, 70,779.57 and 33,158.81 is: 45,781.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,264.20 : 70,779.57 = 33,158.81 : x
  2. Step 2: Convert to fraction form
    51,264.20/70,779.57 = 33,158.81/x
  3. Step 3: Cross multiply
    51,264.20x = 70,779.57 × 33,158.81
  4. Step 4: Simplify right side
    51,264.20x = 2,346,966,307.93
  5. Step 5: Solve for x
    x = 2,346,966,307.93/51,264.20
  6. Step 6: Final answer
    x = 45,781.78

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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.