Home / 187,225.94-280,909.07-97,212.46

Finding the Fourth Proportional to 187,225.94, 280,909.07 and 97,212.46

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Solution

The fourth proportional to 187,225.94, 280,909.07 and 97,212.46 is: 145,855.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,225.94 : 280,909.07 = 97,212.46 : x
  2. Step 2: Convert to fraction form
    187,225.94/280,909.07 = 97,212.46/x
  3. Step 3: Cross multiply
    187,225.94x = 280,909.07 × 97,212.46
  4. Step 4: Simplify right side
    187,225.94x = 27,307,861,731.01
  5. Step 5: Solve for x
    x = 27,307,861,731.01/187,225.94
  6. Step 6: Final answer
    x = 145,855.12

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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.