Home / 97,085.80-145,663.77-33,915.25

Finding the Fourth Proportional to 97,085.80, 145,663.77 and 33,915.25

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Solution

The fourth proportional to 97,085.80, 145,663.77 and 33,915.25 is: 50,885.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,085.80 : 145,663.77 = 33,915.25 : x
  2. Step 2: Convert to fraction form
    97,085.80/145,663.77 = 33,915.25/x
  3. Step 3: Cross multiply
    97,085.80x = 145,663.77 × 33,915.25
  4. Step 4: Simplify right side
    97,085.80x = 4,940,223,175.49
  5. Step 5: Solve for x
    x = 4,940,223,175.49/97,085.80
  6. Step 6: Final answer
    x = 50,885.13

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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.