Home / 53,001.12-73,140.71-29,127.29

Finding the Fourth Proportional to 53,001.12, 73,140.71 and 29,127.29

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Solution

The fourth proportional to 53,001.12, 73,140.71 and 29,127.29 is: 40,195.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,001.12 : 73,140.71 = 29,127.29 : x
  2. Step 2: Convert to fraction form
    53,001.12/73,140.71 = 29,127.29/x
  3. Step 3: Cross multiply
    53,001.12x = 73,140.71 × 29,127.29
  4. Step 4: Simplify right side
    53,001.12x = 2,130,390,159.64
  5. Step 5: Solve for x
    x = 2,130,390,159.64/53,001.12
  6. Step 6: Final answer
    x = 40,195.19

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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.