Home / 56,749.10-85,123.65-44,998.70

Finding the Fourth Proportional to 56,749.10, 85,123.65 and 44,998.70

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Solution

The fourth proportional to 56,749.10, 85,123.65 and 44,998.70 is: 67,498.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,749.10 : 85,123.65 = 44,998.70 : x
  2. Step 2: Convert to fraction form
    56,749.10/85,123.65 = 44,998.70/x
  3. Step 3: Cross multiply
    56,749.10x = 85,123.65 × 44,998.70
  4. Step 4: Simplify right side
    56,749.10x = 3,830,453,589.26
  5. Step 5: Solve for x
    x = 3,830,453,589.26/56,749.10
  6. Step 6: Final answer
    x = 67,498.05

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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.