Home / 94,935.03-142,373.38-45,000.35

Finding the Fourth Proportional to 94,935.03, 142,373.38 and 45,000.35

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Solution

The fourth proportional to 94,935.03, 142,373.38 and 45,000.35 is: 67,486.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,935.03 : 142,373.38 = 45,000.35 : x
  2. Step 2: Convert to fraction form
    94,935.03/142,373.38 = 45,000.35/x
  3. Step 3: Cross multiply
    94,935.03x = 142,373.38 × 45,000.35
  4. Step 4: Simplify right side
    94,935.03x = 6,406,851,930.68
  5. Step 5: Solve for x
    x = 6,406,851,930.68/94,935.03
  6. Step 6: Final answer
    x = 67,486.70

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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.