Home / 94,517.78-130,434.48-56,804.18

Finding the Fourth Proportional to 94,517.78, 130,434.48 and 56,804.18

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Solution

The fourth proportional to 94,517.78, 130,434.48 and 56,804.18 is: 78,389.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,517.78 : 130,434.48 = 56,804.18 : x
  2. Step 2: Convert to fraction form
    94,517.78/130,434.48 = 56,804.18/x
  3. Step 3: Cross multiply
    94,517.78x = 130,434.48 × 56,804.18
  4. Step 4: Simplify right side
    94,517.78x = 7,409,223,680.13
  5. Step 5: Solve for x
    x = 7,409,223,680.13/94,517.78
  6. Step 6: Final answer
    x = 78,389.73

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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.