Home / 97,088.53-145,639.07-30,531.24

Finding the Fourth Proportional to 97,088.53, 145,639.07 and 30,531.24

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Solution

The fourth proportional to 97,088.53, 145,639.07 and 30,531.24 is: 45,798.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,088.53 : 145,639.07 = 30,531.24 : x
  2. Step 2: Convert to fraction form
    97,088.53/145,639.07 = 30,531.24/x
  3. Step 3: Cross multiply
    97,088.53x = 145,639.07 × 30,531.24
  4. Step 4: Simplify right side
    97,088.53x = 4,446,541,399.55
  5. Step 5: Solve for x
    x = 4,446,541,399.55/97,088.53
  6. Step 6: Final answer
    x = 45,798.83

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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.