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Finding the Fourth Proportional to 97,039.68, 145,510.28 and 44,404.06

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Solution

The fourth proportional to 97,039.68, 145,510.28 and 44,404.06 is: 66,583.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,039.68 : 145,510.28 = 44,404.06 : x
  2. Step 2: Convert to fraction form
    97,039.68/145,510.28 = 44,404.06/x
  3. Step 3: Cross multiply
    97,039.68x = 145,510.28 × 44,404.06
  4. Step 4: Simplify right side
    97,039.68x = 6,461,247,203.74
  5. Step 5: Solve for x
    x = 6,461,247,203.74/97,039.68
  6. Step 6: Final answer
    x = 66,583.56

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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.