Home / 187,095.12-280,638.70-60,735.17

Finding the Fourth Proportional to 187,095.12, 280,638.70 and 60,735.17

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Solution

The fourth proportional to 187,095.12, 280,638.70 and 60,735.17 is: 91,101.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,095.12 : 280,638.70 = 60,735.17 : x
  2. Step 2: Convert to fraction form
    187,095.12/280,638.70 = 60,735.17/x
  3. Step 3: Cross multiply
    187,095.12x = 280,638.70 × 60,735.17
  4. Step 4: Simplify right side
    187,095.12x = 17,044,638,835.13
  5. Step 5: Solve for x
    x = 17,044,638,835.13/187,095.12
  6. Step 6: Final answer
    x = 91,101.46

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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.