Home / 88,726.05-122,440.34-50,484.77

Finding the Fourth Proportional to 88,726.05, 122,440.34 and 50,484.77

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Solution

The fourth proportional to 88,726.05, 122,440.34 and 50,484.77 is: 69,668.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,726.05 : 122,440.34 = 50,484.77 : x
  2. Step 2: Convert to fraction form
    88,726.05/122,440.34 = 50,484.77/x
  3. Step 3: Cross multiply
    88,726.05x = 122,440.34 × 50,484.77
  4. Step 4: Simplify right side
    88,726.05x = 6,181,372,376.78
  5. Step 5: Solve for x
    x = 6,181,372,376.78/88,726.05
  6. Step 6: Final answer
    x = 69,668.07

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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.