Home / 158,479.74-218,702.07-94,817.34

Finding the Fourth Proportional to 158,479.74, 218,702.07 and 94,817.34

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Solution

The fourth proportional to 158,479.74, 218,702.07 and 94,817.34 is: 130,847.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,479.74 : 218,702.07 = 94,817.34 : x
  2. Step 2: Convert to fraction form
    158,479.74/218,702.07 = 94,817.34/x
  3. Step 3: Cross multiply
    158,479.74x = 218,702.07 × 94,817.34
  4. Step 4: Simplify right side
    158,479.74x = 20,736,748,529.89
  5. Step 5: Solve for x
    x = 20,736,748,529.89/158,479.74
  6. Step 6: Final answer
    x = 130,847.95

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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.