Home / 58,747.02-81,071.73-31,889.58

Finding the Fourth Proportional to 58,747.02, 81,071.73 and 31,889.58

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Solution

The fourth proportional to 58,747.02, 81,071.73 and 31,889.58 is: 44,008.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,747.02 : 81,071.73 = 31,889.58 : x
  2. Step 2: Convert to fraction form
    58,747.02/81,071.73 = 31,889.58/x
  3. Step 3: Cross multiply
    58,747.02x = 81,071.73 × 31,889.58
  4. Step 4: Simplify right side
    58,747.02x = 2,585,343,419.57
  5. Step 5: Solve for x
    x = 2,585,343,419.57/58,747.02
  6. Step 6: Final answer
    x = 44,008.08

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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.