Home / 56,294.19-77,520.65-50,323.68

Finding the Fourth Proportional to 56,294.19, 77,520.65 and 50,323.68

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Solution

The fourth proportional to 56,294.19, 77,520.65 and 50,323.68 is: 69,298.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,294.19 : 77,520.65 = 50,323.68 : x
  2. Step 2: Convert to fraction form
    56,294.19/77,520.65 = 50,323.68/x
  3. Step 3: Cross multiply
    56,294.19x = 77,520.65 × 50,323.68
  4. Step 4: Simplify right side
    56,294.19x = 3,901,124,132.37
  5. Step 5: Solve for x
    x = 3,901,124,132.37/56,294.19
  6. Step 6: Final answer
    x = 69,298.88

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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.