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Finding the Fourth Proportional to 240,281.69, 360,570.77 and 122,037.89

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Solution

The fourth proportional to 240,281.69, 360,570.77 and 122,037.89 is: 183,132.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,281.69 : 360,570.77 = 122,037.89 : x
  2. Step 2: Convert to fraction form
    240,281.69/360,570.77 = 122,037.89/x
  3. Step 3: Cross multiply
    240,281.69x = 360,570.77 × 122,037.89
  4. Step 4: Simplify right side
    240,281.69x = 44,003,295,966.48
  5. Step 5: Solve for x
    x = 44,003,295,966.48/240,281.69
  6. Step 6: Final answer
    x = 183,132.12

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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.