Home / 43,126.20-64,634.10-34,810.20

Finding the Fourth Proportional to 43,126.20, 64,634.10 and 34,810.20

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Solution

The fourth proportional to 43,126.20, 64,634.10 and 34,810.20 is: 52,170.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,126.20 : 64,634.10 = 34,810.20 : x
  2. Step 2: Convert to fraction form
    43,126.20/64,634.10 = 34,810.20/x
  3. Step 3: Cross multiply
    43,126.20x = 64,634.10 × 34,810.20
  4. Step 4: Simplify right side
    43,126.20x = 2,249,925,947.82
  5. Step 5: Solve for x
    x = 2,249,925,947.82/43,126.20
  6. Step 6: Final answer
    x = 52,170.74

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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.