Home / 95,122.95-142,706.30-28,564.34

Finding the Fourth Proportional to 95,122.95, 142,706.30 and 28,564.34

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Solution

The fourth proportional to 95,122.95, 142,706.30 and 28,564.34 is: 42,853.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,122.95 : 142,706.30 = 28,564.34 : x
  2. Step 2: Convert to fraction form
    95,122.95/142,706.30 = 28,564.34/x
  3. Step 3: Cross multiply
    95,122.95x = 142,706.30 × 28,564.34
  4. Step 4: Simplify right side
    95,122.95x = 4,076,311,130.52
  5. Step 5: Solve for x
    x = 4,076,311,130.52/95,122.95
  6. Step 6: Final answer
    x = 42,853.08

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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.