Home / 118,527.06-163,565.82-70,843.98

Finding the Fourth Proportional to 118,527.06, 163,565.82 and 70,843.98

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Solution

The fourth proportional to 118,527.06, 163,565.82 and 70,843.98 is: 97,763.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,527.06 : 163,565.82 = 70,843.98 : x
  2. Step 2: Convert to fraction form
    118,527.06/163,565.82 = 70,843.98/x
  3. Step 3: Cross multiply
    118,527.06x = 163,565.82 × 70,843.98
  4. Step 4: Simplify right side
    118,527.06x = 11,587,653,680.76
  5. Step 5: Solve for x
    x = 11,587,653,680.76/118,527.06
  6. Step 6: Final answer
    x = 97,763.78

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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.