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Finding the Fourth Proportional to 240,987.95, 332,574.59 and 133,558

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Solution

The fourth proportional to 240,987.95, 332,574.59 and 133,558 is: 184,316.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,987.95 : 332,574.59 = 133,558 : x
  2. Step 2: Convert to fraction form
    240,987.95/332,574.59 = 133,558/x
  3. Step 3: Cross multiply
    240,987.95x = 332,574.59 × 133,558
  4. Step 4: Simplify right side
    240,987.95x = 44,417,997,091.22
  5. Step 5: Solve for x
    x = 44,417,997,091.22/240,987.95
  6. Step 6: Final answer
    x = 184,316.26

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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.