Home / 472,162.15-708,035.26-135,126.11

Finding the Fourth Proportional to 472,162.15, 708,035.26 and 135,126.11

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Solution

The fourth proportional to 472,162.15, 708,035.26 and 135,126.11 is: 202,629.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,162.15 : 708,035.26 = 135,126.11 : x
  2. Step 2: Convert to fraction form
    472,162.15/708,035.26 = 135,126.11/x
  3. Step 3: Cross multiply
    472,162.15x = 708,035.26 × 135,126.11
  4. Step 4: Simplify right side
    472,162.15x = 95,674,050,426.64
  5. Step 5: Solve for x
    x = 95,674,050,426.64/472,162.15
  6. Step 6: Final answer
    x = 202,629.65

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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.