Home / 58,827.13-81,182.20-31,970.06

Finding the Fourth Proportional to 58,827.13, 81,182.20 and 31,970.06

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Solution

The fourth proportional to 58,827.13, 81,182.20 and 31,970.06 is: 44,119.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,827.13 : 81,182.20 = 31,970.06 : x
  2. Step 2: Convert to fraction form
    58,827.13/81,182.20 = 31,970.06/x
  3. Step 3: Cross multiply
    58,827.13x = 81,182.20 × 31,970.06
  4. Step 4: Simplify right side
    58,827.13x = 2,595,399,683.47
  5. Step 5: Solve for x
    x = 2,595,399,683.47/58,827.13
  6. Step 6: Final answer
    x = 44,119.10

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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.