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Finding the Fourth Proportional to 219,168.75, 328,740.81 and 59,242.33

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Solution

The fourth proportional to 219,168.75, 328,740.81 and 59,242.33 is: 88,860.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,168.75 : 328,740.81 = 59,242.33 : x
  2. Step 2: Convert to fraction form
    219,168.75/328,740.81 = 59,242.33/x
  3. Step 3: Cross multiply
    219,168.75x = 328,740.81 × 59,242.33
  4. Step 4: Simplify right side
    219,168.75x = 19,475,371,550.49
  5. Step 5: Solve for x
    x = 19,475,371,550.49/219,168.75
  6. Step 6: Final answer
    x = 88,860.17

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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.