Home / 43,077.77-64,608.13-40,941.65

Finding the Fourth Proportional to 43,077.77, 64,608.13 and 40,941.65

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Solution

The fourth proportional to 43,077.77, 64,608.13 and 40,941.65 is: 61,404.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,077.77 : 64,608.13 = 40,941.65 : x
  2. Step 2: Convert to fraction form
    43,077.77/64,608.13 = 40,941.65/x
  3. Step 3: Cross multiply
    43,077.77x = 64,608.13 × 40,941.65
  4. Step 4: Simplify right side
    43,077.77x = 2,645,163,445.61
  5. Step 5: Solve for x
    x = 2,645,163,445.61/43,077.77
  6. Step 6: Final answer
    x = 61,404.37

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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.