Home / 57,368.15-79,167.47-31,527.12

Finding the Fourth Proportional to 57,368.15, 79,167.47 and 31,527.12

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Solution

The fourth proportional to 57,368.15, 79,167.47 and 31,527.12 is: 43,507.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,368.15 : 79,167.47 = 31,527.12 : x
  2. Step 2: Convert to fraction form
    57,368.15/79,167.47 = 31,527.12/x
  3. Step 3: Cross multiply
    57,368.15x = 79,167.47 × 31,527.12
  4. Step 4: Simplify right side
    57,368.15x = 2,495,922,169.15
  5. Step 5: Solve for x
    x = 2,495,922,169.15/57,368.15
  6. Step 6: Final answer
    x = 43,507.11

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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.