Home / 75,851.17-113,827.54-31,477.96

Finding the Fourth Proportional to 75,851.17, 113,827.54 and 31,477.96

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Solution

The fourth proportional to 75,851.17, 113,827.54 and 31,477.96 is: 47,238.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,851.17 : 113,827.54 = 31,477.96 : x
  2. Step 2: Convert to fraction form
    75,851.17/113,827.54 = 31,477.96/x
  3. Step 3: Cross multiply
    75,851.17x = 113,827.54 × 31,477.96
  4. Step 4: Simplify right side
    75,851.17x = 3,583,058,962.16
  5. Step 5: Solve for x
    x = 3,583,058,962.16/75,851.17
  6. Step 6: Final answer
    x = 47,238.02

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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.