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Finding the Fourth Proportional to 118,368.22, 177,553.01 and 39,482.22

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Solution

The fourth proportional to 118,368.22, 177,553.01 and 39,482.22 is: 59,223.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,368.22 : 177,553.01 = 39,482.22 : x
  2. Step 2: Convert to fraction form
    118,368.22/177,553.01 = 39,482.22/x
  3. Step 3: Cross multiply
    118,368.22x = 177,553.01 × 39,482.22
  4. Step 4: Simplify right side
    118,368.22x = 7,010,187,002.48
  5. Step 5: Solve for x
    x = 7,010,187,002.48/118,368.22
  6. Step 6: Final answer
    x = 59,223.56

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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.