Home / 63,126.49-87,053.74-42,476.50

Finding the Fourth Proportional to 63,126.49, 87,053.74 and 42,476.50

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Solution

The fourth proportional to 63,126.49, 87,053.74 and 42,476.50 is: 58,576.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,126.49 : 87,053.74 = 42,476.50 : x
  2. Step 2: Convert to fraction form
    63,126.49/87,053.74 = 42,476.50/x
  3. Step 3: Cross multiply
    63,126.49x = 87,053.74 × 42,476.50
  4. Step 4: Simplify right side
    63,126.49x = 3,697,738,189.74
  5. Step 5: Solve for x
    x = 3,697,738,189.74/63,126.49
  6. Step 6: Final answer
    x = 58,576.65

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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.