Home / 82,802.31-124,207.51-23,646.79

Finding the Fourth Proportional to 82,802.31, 124,207.51 and 23,646.79

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Solution

The fourth proportional to 82,802.31, 124,207.51 and 23,646.79 is: 35,471.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,802.31 : 124,207.51 = 23,646.79 : x
  2. Step 2: Convert to fraction form
    82,802.31/124,207.51 = 23,646.79/x
  3. Step 3: Cross multiply
    82,802.31x = 124,207.51 × 23,646.79
  4. Step 4: Simplify right side
    82,802.31x = 2,937,108,905.39
  5. Step 5: Solve for x
    x = 2,937,108,905.39/82,802.31
  6. Step 6: Final answer
    x = 35,471.34

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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.