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Finding the Fourth Proportional to 240,878.48, 332,411.65 and 133,448.58

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Solution

The fourth proportional to 240,878.48, 332,411.65 and 133,448.58 is: 184,158.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,878.48 : 332,411.65 = 133,448.58 : x
  2. Step 2: Convert to fraction form
    240,878.48/332,411.65 = 133,448.58/x
  3. Step 3: Cross multiply
    240,878.48x = 332,411.65 × 133,448.58
  4. Step 4: Simplify right side
    240,878.48x = 44,359,862,334.34
  5. Step 5: Solve for x
    x = 44,359,862,334.34/240,878.48
  6. Step 6: Final answer
    x = 184,158.68

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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.