Home / 103,637.40-155,379.30-44,424.60

Finding the Fourth Proportional to 103,637.40, 155,379.30 and 44,424.60

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Solution

The fourth proportional to 103,637.40, 155,379.30 and 44,424.60 is: 66,603.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,637.40 : 155,379.30 = 44,424.60 : x
  2. Step 2: Convert to fraction form
    103,637.40/155,379.30 = 44,424.60/x
  3. Step 3: Cross multiply
    103,637.40x = 155,379.30 × 44,424.60
  4. Step 4: Simplify right side
    103,637.40x = 6,902,663,250.78
  5. Step 5: Solve for x
    x = 6,902,663,250.78/103,637.40
  6. Step 6: Final answer
    x = 66,603.98

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1.5x scale

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.