Home / 60,389.19-90,177.12-49,317.84

Finding the Fourth Proportional to 60,389.19, 90,177.12 and 49,317.84

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Solution

The fourth proportional to 60,389.19, 90,177.12 and 49,317.84 is: 73,644.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,389.19 : 90,177.12 = 49,317.84 : x
  2. Step 2: Convert to fraction form
    60,389.19/90,177.12 = 49,317.84/x
  3. Step 3: Cross multiply
    60,389.19x = 90,177.12 × 49,317.84
  4. Step 4: Simplify right side
    60,389.19x = 4,447,340,775.82
  5. Step 5: Solve for x
    x = 4,447,340,775.82/60,389.19
  6. Step 6: Final answer
    x = 73,644.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.