Home / 89,883.48-124,039.06-49,597.21

Finding the Fourth Proportional to 89,883.48, 124,039.06 and 49,597.21

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Solution

The fourth proportional to 89,883.48, 124,039.06 and 49,597.21 is: 68,444.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,883.48 : 124,039.06 = 49,597.21 : x
  2. Step 2: Convert to fraction form
    89,883.48/124,039.06 = 49,597.21/x
  3. Step 3: Cross multiply
    89,883.48x = 124,039.06 × 49,597.21
  4. Step 4: Simplify right side
    89,883.48x = 6,151,991,617.12
  5. Step 5: Solve for x
    x = 6,151,991,617.12/89,883.48
  6. Step 6: Final answer
    x = 68,444.07

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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.