Home / 175,871.28-263,804.60-42,751.16

Finding the Fourth Proportional to 175,871.28, 263,804.60 and 42,751.16

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Solution

The fourth proportional to 175,871.28, 263,804.60 and 42,751.16 is: 64,126.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,871.28 : 263,804.60 = 42,751.16 : x
  2. Step 2: Convert to fraction form
    175,871.28/263,804.60 = 42,751.16/x
  3. Step 3: Cross multiply
    175,871.28x = 263,804.60 × 42,751.16
  4. Step 4: Simplify right side
    175,871.28x = 11,277,952,663.34
  5. Step 5: Solve for x
    x = 11,277,952,663.34/175,871.28
  6. Step 6: Final answer
    x = 64,126.18

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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.