Home / 94,407.84-130,310.38-56,194.20

Finding the Fourth Proportional to 94,407.84, 130,310.38 and 56,194.20

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Solution

The fourth proportional to 94,407.84, 130,310.38 and 56,194.20 is: 77,564.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,407.84 : 130,310.38 = 56,194.20 : x
  2. Step 2: Convert to fraction form
    94,407.84/130,310.38 = 56,194.20/x
  3. Step 3: Cross multiply
    94,407.84x = 130,310.38 × 56,194.20
  4. Step 4: Simplify right side
    94,407.84x = 7,322,687,555.80
  5. Step 5: Solve for x
    x = 7,322,687,555.80/94,407.84
  6. Step 6: Final answer
    x = 77,564.40

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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.