Home / 43,254.10-64,451.18-38,537.86

Finding the Fourth Proportional to 43,254.10, 64,451.18 and 38,537.86

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Solution

The fourth proportional to 43,254.10, 64,451.18 and 38,537.86 is: 57,423.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,254.10 : 64,451.18 = 38,537.86 : x
  2. Step 2: Convert to fraction form
    43,254.10/64,451.18 = 38,537.86/x
  3. Step 3: Cross multiply
    43,254.10x = 64,451.18 × 38,537.86
  4. Step 4: Simplify right side
    43,254.10x = 2,483,810,551.67
  5. Step 5: Solve for x
    x = 2,483,810,551.67/43,254.10
  6. Step 6: Final answer
    x = 57,423.70

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.