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Finding the Fourth Proportional to 183,510.90, 275,266.37 and 155,517.30

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Solution

The fourth proportional to 183,510.90, 275,266.37 and 155,517.30 is: 233,275.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,510.90 : 275,266.37 = 155,517.30 : x
  2. Step 2: Convert to fraction form
    183,510.90/275,266.37 = 155,517.30/x
  3. Step 3: Cross multiply
    183,510.90x = 275,266.37 × 155,517.30
  4. Step 4: Simplify right side
    183,510.90x = 42,808,681,865.61
  5. Step 5: Solve for x
    x = 42,808,681,865.61/183,510.90
  6. Step 6: Final answer
    x = 233,275.96

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1.5x scale

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.