Home / 94,889.16-142,328.88-28,329.84

Finding the Fourth Proportional to 94,889.16, 142,328.88 and 28,329.84

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Solution

The fourth proportional to 94,889.16, 142,328.88 and 28,329.84 is: 42,493.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,889.16 : 142,328.88 = 28,329.84 : x
  2. Step 2: Convert to fraction form
    94,889.16/142,328.88 = 28,329.84/x
  3. Step 3: Cross multiply
    94,889.16x = 142,328.88 × 28,329.84
  4. Step 4: Simplify right side
    94,889.16x = 4,032,154,397.78
  5. Step 5: Solve for x
    x = 4,032,154,397.78/94,889.16
  6. Step 6: Final answer
    x = 42,493.31

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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.