Home / 88,918.56-133,378.02-36,328.08

Finding the Fourth Proportional to 88,918.56, 133,378.02 and 36,328.08

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Solution

The fourth proportional to 88,918.56, 133,378.02 and 36,328.08 is: 54,492.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,918.56 : 133,378.02 = 36,328.08 : x
  2. Step 2: Convert to fraction form
    88,918.56/133,378.02 = 36,328.08/x
  3. Step 3: Cross multiply
    88,918.56x = 133,378.02 × 36,328.08
  4. Step 4: Simplify right side
    88,918.56x = 4,845,367,380.80
  5. Step 5: Solve for x
    x = 4,845,367,380.80/88,918.56
  6. Step 6: Final answer
    x = 54,492.19

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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.