Home / 132,895.76-183,394.81-72,466.25

Finding the Fourth Proportional to 132,895.76, 183,394.81 and 72,466.25

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Solution

The fourth proportional to 132,895.76, 183,394.81 and 72,466.25 is: 100,002.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,895.76 : 183,394.81 = 72,466.25 : x
  2. Step 2: Convert to fraction form
    132,895.76/183,394.81 = 72,466.25/x
  3. Step 3: Cross multiply
    132,895.76x = 183,394.81 × 72,466.25
  4. Step 4: Simplify right side
    132,895.76x = 13,289,934,150.16
  5. Step 5: Solve for x
    x = 13,289,934,150.16/132,895.76
  6. Step 6: Final answer
    x = 100,002.69

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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.