Home / 94,887.16-142,325.88-28,327.84

Finding the Fourth Proportional to 94,887.16, 142,325.88 and 28,327.84

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Solution

The fourth proportional to 94,887.16, 142,325.88 and 28,327.84 is: 42,490.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,887.16 : 142,325.88 = 28,327.84 : x
  2. Step 2: Convert to fraction form
    94,887.16/142,325.88 = 28,327.84/x
  3. Step 3: Cross multiply
    94,887.16x = 142,325.88 × 28,327.84
  4. Step 4: Simplify right side
    94,887.16x = 4,031,784,756.50
  5. Step 5: Solve for x
    x = 4,031,784,756.50/94,887.16
  6. Step 6: Final answer
    x = 42,490.31

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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.