Home / 65,386.04-90,268.98-44,997.80

Finding the Fourth Proportional to 65,386.04, 90,268.98 and 44,997.80

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Solution

The fourth proportional to 65,386.04, 90,268.98 and 44,997.80 is: 62,121.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,386.04 : 90,268.98 = 44,997.80 : x
  2. Step 2: Convert to fraction form
    65,386.04/90,268.98 = 44,997.80/x
  3. Step 3: Cross multiply
    65,386.04x = 90,268.98 × 44,997.80
  4. Step 4: Simplify right side
    65,386.04x = 4,061,905,508.24
  5. Step 5: Solve for x
    x = 4,061,905,508.24/65,386.04
  6. Step 6: Final answer
    x = 62,121.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.