Home / 88,614.09-122,294.71-50,385.63

Finding the Fourth Proportional to 88,614.09, 122,294.71 and 50,385.63

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Solution

The fourth proportional to 88,614.09, 122,294.71 and 50,385.63 is: 69,536.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,614.09 : 122,294.71 = 50,385.63 : x
  2. Step 2: Convert to fraction form
    88,614.09/122,294.71 = 50,385.63/x
  3. Step 3: Cross multiply
    88,614.09x = 122,294.71 × 50,385.63
  4. Step 4: Simplify right side
    88,614.09x = 6,161,896,009.02
  5. Step 5: Solve for x
    x = 6,161,896,009.02/88,614.09
  6. Step 6: Final answer
    x = 69,536.30

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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.