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Finding the Fourth Proportional to 149,547.57, 224,426.57 and 135,254.63

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Solution

The fourth proportional to 149,547.57, 224,426.57 and 135,254.63 is: 202,977.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,547.57 : 224,426.57 = 135,254.63 : x
  2. Step 2: Convert to fraction form
    149,547.57/224,426.57 = 135,254.63/x
  3. Step 3: Cross multiply
    149,547.57x = 224,426.57 × 135,254.63
  4. Step 4: Simplify right side
    149,547.57x = 30,354,730,889.11
  5. Step 5: Solve for x
    x = 30,354,730,889.11/149,547.57
  6. Step 6: Final answer
    x = 202,977.09

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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.