Home / 180,290.35-248,770.95-99,702.13

Finding the Fourth Proportional to 180,290.35, 248,770.95 and 99,702.13

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Solution

The fourth proportional to 180,290.35, 248,770.95 and 99,702.13 is: 137,572.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,290.35 : 248,770.95 = 99,702.13 : x
  2. Step 2: Convert to fraction form
    180,290.35/248,770.95 = 99,702.13/x
  3. Step 3: Cross multiply
    180,290.35x = 248,770.95 × 99,702.13
  4. Step 4: Simplify right side
    180,290.35x = 24,802,992,353.27
  5. Step 5: Solve for x
    x = 24,802,992,353.27/180,290.35
  6. Step 6: Final answer
    x = 137,572.49

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1.5x scale

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.