Home / 89,352.12-133,988.80-41,980.66

Finding the Fourth Proportional to 89,352.12, 133,988.80 and 41,980.66

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Solution

The fourth proportional to 89,352.12, 133,988.80 and 41,980.66 is: 62,952.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,352.12 : 133,988.80 = 41,980.66 : x
  2. Step 2: Convert to fraction form
    89,352.12/133,988.80 = 41,980.66/x
  3. Step 3: Cross multiply
    89,352.12x = 133,988.80 × 41,980.66
  4. Step 4: Simplify right side
    89,352.12x = 5,624,938,256.61
  5. Step 5: Solve for x
    x = 5,624,938,256.61/89,352.12
  6. Step 6: Final answer
    x = 62,952.49

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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.