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Finding the Fourth Proportional to 267,585.32, 401,097.02 and 90,030.69

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Solution

The fourth proportional to 267,585.32, 401,097.02 and 90,030.69 is: 134,951.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,585.32 : 401,097.02 = 90,030.69 : x
  2. Step 2: Convert to fraction form
    267,585.32/401,097.02 = 90,030.69/x
  3. Step 3: Cross multiply
    267,585.32x = 401,097.02 × 90,030.69
  4. Step 4: Simplify right side
    267,585.32x = 36,111,041,017.39
  5. Step 5: Solve for x
    x = 36,111,041,017.39/267,585.32
  6. Step 6: Final answer
    x = 134,951.50

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1.5x scale

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.