Home / 94,344.36-130,195.20-56,618.64

Finding the Fourth Proportional to 94,344.36, 130,195.20 and 56,618.64

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Solution

The fourth proportional to 94,344.36, 130,195.20 and 56,618.64 is: 78,133.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,344.36 : 130,195.20 = 56,618.64 : x
  2. Step 2: Convert to fraction form
    94,344.36/130,195.20 = 56,618.64/x
  3. Step 3: Cross multiply
    94,344.36x = 130,195.20 × 56,618.64
  4. Step 4: Simplify right side
    94,344.36x = 7,371,475,158.53
  5. Step 5: Solve for x
    x = 7,371,475,158.53/94,344.36
  6. Step 6: Final answer
    x = 78,133.71

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1.5x scale

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.