Home / 62,279.71-85,923.54-47,943.93

Finding the Fourth Proportional to 62,279.71, 85,923.54 and 47,943.93

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Solution

The fourth proportional to 62,279.71, 85,923.54 and 47,943.93 is: 66,145.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,279.71 : 85,923.54 = 47,943.93 : x
  2. Step 2: Convert to fraction form
    62,279.71/85,923.54 = 47,943.93/x
  3. Step 3: Cross multiply
    62,279.71x = 85,923.54 × 47,943.93
  4. Step 4: Simplify right side
    62,279.71x = 4,119,512,187.11
  5. Step 5: Solve for x
    x = 4,119,512,187.11/62,279.71
  6. Step 6: Final answer
    x = 66,145.33

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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.