Home / 245,017.02-367,577.88-85,097.91

Finding the Fourth Proportional to 245,017.02, 367,577.88 and 85,097.91

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Solution

The fourth proportional to 245,017.02, 367,577.88 and 85,097.91 is: 127,665.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,017.02 : 367,577.88 = 85,097.91 : x
  2. Step 2: Convert to fraction form
    245,017.02/367,577.88 = 85,097.91/x
  3. Step 3: Cross multiply
    245,017.02x = 367,577.88 × 85,097.91
  4. Step 4: Simplify right side
    245,017.02x = 31,280,109,350.23
  5. Step 5: Solve for x
    x = 31,280,109,350.23/245,017.02
  6. Step 6: Final answer
    x = 127,665.05

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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.