Home / 183,715.20-275,572.80-104,837.40

Finding the Fourth Proportional to 183,715.20, 275,572.80 and 104,837.40

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Solution

The fourth proportional to 183,715.20, 275,572.80 and 104,837.40 is: 157,256.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,715.20 : 275,572.80 = 104,837.40 : x
  2. Step 2: Convert to fraction form
    183,715.20/275,572.80 = 104,837.40/x
  3. Step 3: Cross multiply
    183,715.20x = 275,572.80 × 104,837.40
  4. Step 4: Simplify right side
    183,715.20x = 28,890,335,862.72
  5. Step 5: Solve for x
    x = 28,890,335,862.72/183,715.20
  6. Step 6: Final answer
    x = 157,256.10

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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.