Home / 88,561.46-122,210.36-50,316

Finding the Fourth Proportional to 88,561.46, 122,210.36 and 50,316

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Solution

The fourth proportional to 88,561.46, 122,210.36 and 50,316 is: 69,433.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,561.46 : 122,210.36 = 50,316 : x
  2. Step 2: Convert to fraction form
    88,561.46/122,210.36 = 50,316/x
  3. Step 3: Cross multiply
    88,561.46x = 122,210.36 × 50,316
  4. Step 4: Simplify right side
    88,561.46x = 6,149,136,473.76
  5. Step 5: Solve for x
    x = 6,149,136,473.76/88,561.46
  6. Step 6: Final answer
    x = 69,433.55

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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.