Home / 57,392.16-85,927.86-31,002.36

Finding the Fourth Proportional to 57,392.16, 85,927.86 and 31,002.36

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Solution

The fourth proportional to 57,392.16, 85,927.86 and 31,002.36 is: 46,416.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,392.16 : 85,927.86 = 31,002.36 : x
  2. Step 2: Convert to fraction form
    57,392.16/85,927.86 = 31,002.36/x
  3. Step 3: Cross multiply
    57,392.16x = 85,927.86 × 31,002.36
  4. Step 4: Simplify right side
    57,392.16x = 2,663,966,449.75
  5. Step 5: Solve for x
    x = 2,663,966,449.75/57,392.16
  6. Step 6: Final answer
    x = 46,416.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.