Home / 56,037.20-84,101.70-55,599.80

Finding the Fourth Proportional to 56,037.20, 84,101.70 and 55,599.80

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Solution

The fourth proportional to 56,037.20, 84,101.70 and 55,599.80 is: 83,445.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,037.20 : 84,101.70 = 55,599.80 : x
  2. Step 2: Convert to fraction form
    56,037.20/84,101.70 = 55,599.80/x
  3. Step 3: Cross multiply
    56,037.20x = 84,101.70 × 55,599.80
  4. Step 4: Simplify right side
    56,037.20x = 4,676,037,699.66
  5. Step 5: Solve for x
    x = 4,676,037,699.66/56,037.20
  6. Step 6: Final answer
    x = 83,445.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.