Home / 40,136.06-60,148.73-30,264.49

Finding the Fourth Proportional to 40,136.06, 60,148.73 and 30,264.49

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Solution

The fourth proportional to 40,136.06, 60,148.73 and 30,264.49 is: 45,354.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,136.06 : 60,148.73 = 30,264.49 : x
  2. Step 2: Convert to fraction form
    40,136.06/60,148.73 = 30,264.49/x
  3. Step 3: Cross multiply
    40,136.06x = 60,148.73 × 30,264.49
  4. Step 4: Simplify right side
    40,136.06x = 1,820,370,637.60
  5. Step 5: Solve for x
    x = 1,820,370,637.60/40,136.06
  6. Step 6: Final answer
    x = 45,354.99

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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.