Home / 94,191.64-129,979.08-51,749.32

Finding the Fourth Proportional to 94,191.64, 129,979.08 and 51,749.32

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Solution

The fourth proportional to 94,191.64, 129,979.08 and 51,749.32 is: 71,411.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,191.64 : 129,979.08 = 51,749.32 : x
  2. Step 2: Convert to fraction form
    94,191.64/129,979.08 = 51,749.32/x
  3. Step 3: Cross multiply
    94,191.64x = 129,979.08 × 51,749.32
  4. Step 4: Simplify right side
    94,191.64x = 6,726,329,004.23
  5. Step 5: Solve for x
    x = 6,726,329,004.23/94,191.64
  6. Step 6: Final answer
    x = 71,411.10

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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.