Home / 56,856.28-78,445.92-36,714.02

Finding the Fourth Proportional to 56,856.28, 78,445.92 and 36,714.02

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Solution

The fourth proportional to 56,856.28, 78,445.92 and 36,714.02 is: 50,655.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,856.28 : 78,445.92 = 36,714.02 : x
  2. Step 2: Convert to fraction form
    56,856.28/78,445.92 = 36,714.02/x
  3. Step 3: Cross multiply
    56,856.28x = 78,445.92 × 36,714.02
  4. Step 4: Simplify right side
    56,856.28x = 2,880,065,075.80
  5. Step 5: Solve for x
    x = 2,880,065,075.80/56,856.28
  6. Step 6: Final answer
    x = 50,655.18

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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.