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Finding the Fourth Proportional to 240,280.69, 360,569.27 and 122,036.89

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Solution

The fourth proportional to 240,280.69, 360,569.27 and 122,036.89 is: 183,130.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,280.69 : 360,569.27 = 122,036.89 : x
  2. Step 2: Convert to fraction form
    240,280.69/360,569.27 = 122,036.89/x
  3. Step 3: Cross multiply
    240,280.69x = 360,569.27 × 122,036.89
  4. Step 4: Simplify right side
    240,280.69x = 44,002,751,730.19
  5. Step 5: Solve for x
    x = 44,002,751,730.19/240,280.69
  6. Step 6: Final answer
    x = 183,130.62

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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.