Home / 91,569.07-126,313.72-53,324.11

Finding the Fourth Proportional to 91,569.07, 126,313.72 and 53,324.11

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Solution

The fourth proportional to 91,569.07, 126,313.72 and 53,324.11 is: 73,557.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,569.07 : 126,313.72 = 53,324.11 : x
  2. Step 2: Convert to fraction form
    91,569.07/126,313.72 = 53,324.11/x
  3. Step 3: Cross multiply
    91,569.07x = 126,313.72 × 53,324.11
  4. Step 4: Simplify right side
    91,569.07x = 6,735,566,699.79
  5. Step 5: Solve for x
    x = 6,735,566,699.79/91,569.07
  6. Step 6: Final answer
    x = 73,557.23

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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.