Home / 94,611.60-130,564.28-52,169.20

Finding the Fourth Proportional to 94,611.60, 130,564.28 and 52,169.20

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Solution

The fourth proportional to 94,611.60, 130,564.28 and 52,169.20 is: 71,993.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,611.60 : 130,564.28 = 52,169.20 : x
  2. Step 2: Convert to fraction form
    94,611.60/130,564.28 = 52,169.20/x
  3. Step 3: Cross multiply
    94,611.60x = 130,564.28 × 52,169.20
  4. Step 4: Simplify right side
    94,611.60x = 6,811,434,036.18
  5. Step 5: Solve for x
    x = 6,811,434,036.18/94,611.60
  6. Step 6: Final answer
    x = 71,993.65

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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.