Home / 63,981.09-88,294.08-35,688.60

Finding the Fourth Proportional to 63,981.09, 88,294.08 and 35,688.60

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Solution

The fourth proportional to 63,981.09, 88,294.08 and 35,688.60 is: 49,250.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,981.09 : 88,294.08 = 35,688.60 : x
  2. Step 2: Convert to fraction form
    63,981.09/88,294.08 = 35,688.60/x
  3. Step 3: Cross multiply
    63,981.09x = 88,294.08 × 35,688.60
  4. Step 4: Simplify right side
    63,981.09x = 3,151,092,237.32
  5. Step 5: Solve for x
    x = 3,151,092,237.32/63,981.09
  6. Step 6: Final answer
    x = 49,250.37

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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.