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Finding the Fourth Proportional to 272,341.16, 408,522.72 and 94,866.12

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Solution

The fourth proportional to 272,341.16, 408,522.72 and 94,866.12 is: 142,303.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,341.16 : 408,522.72 = 94,866.12 : x
  2. Step 2: Convert to fraction form
    272,341.16/408,522.72 = 94,866.12/x
  3. Step 3: Cross multiply
    272,341.16x = 408,522.72 × 94,866.12
  4. Step 4: Simplify right side
    272,341.16x = 38,754,965,378.25
  5. Step 5: Solve for x
    x = 38,754,965,378.25/272,341.16
  6. Step 6: Final answer
    x = 142,303.00

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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.