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Finding the Fourth Proportional to 88,881.89, 133,303.10 and 25,688.22

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Solution

The fourth proportional to 88,881.89, 133,303.10 and 25,688.22 is: 38,526.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,881.89 : 133,303.10 = 25,688.22 : x
  2. Step 2: Convert to fraction form
    88,881.89/133,303.10 = 25,688.22/x
  3. Step 3: Cross multiply
    88,881.89x = 133,303.10 × 25,688.22
  4. Step 4: Simplify right side
    88,881.89x = 3,424,319,231.04
  5. Step 5: Solve for x
    x = 3,424,319,231.04/88,881.89
  6. Step 6: Final answer
    x = 38,526.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.