Home / 84,412.86-126,572.54-34,527.98

Finding the Fourth Proportional to 84,412.86, 126,572.54 and 34,527.98

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Solution

The fourth proportional to 84,412.86, 126,572.54 and 34,527.98 is: 51,772.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,412.86 : 126,572.54 = 34,527.98 : x
  2. Step 2: Convert to fraction form
    84,412.86/126,572.54 = 34,527.98/x
  3. Step 3: Cross multiply
    84,412.86x = 126,572.54 × 34,527.98
  4. Step 4: Simplify right side
    84,412.86x = 4,370,294,129.67
  5. Step 5: Solve for x
    x = 4,370,294,129.67/84,412.86
  6. Step 6: Final answer
    x = 51,772.85

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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.