Home / 267,465.12-401,258.22-153,665.47

Finding the Fourth Proportional to 267,465.12, 401,258.22 and 153,665.47

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Solution

The fourth proportional to 267,465.12, 401,258.22 and 153,665.47 is: 230,532.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,465.12 : 401,258.22 = 153,665.47 : x
  2. Step 2: Convert to fraction form
    267,465.12/401,258.22 = 153,665.47/x
  3. Step 3: Cross multiply
    267,465.12x = 401,258.22 × 153,665.47
  4. Step 4: Simplify right side
    267,465.12x = 61,659,533,235.10
  5. Step 5: Solve for x
    x = 61,659,533,235.10/267,465.12
  6. Step 6: Final answer
    x = 230,532.99

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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.