Home / 86,470.47-119,311.02-52,496.82

Finding the Fourth Proportional to 86,470.47, 119,311.02 and 52,496.82

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Solution

The fourth proportional to 86,470.47, 119,311.02 and 52,496.82 is: 72,434.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,470.47 : 119,311.02 = 52,496.82 : x
  2. Step 2: Convert to fraction form
    86,470.47/119,311.02 = 52,496.82/x
  3. Step 3: Cross multiply
    86,470.47x = 119,311.02 × 52,496.82
  4. Step 4: Simplify right side
    86,470.47x = 6,263,449,140.96
  5. Step 5: Solve for x
    x = 6,263,449,140.96/86,470.47
  6. Step 6: Final answer
    x = 72,434.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.