Home / 136,308.57-204,471.02-42,814.32

Finding the Fourth Proportional to 136,308.57, 204,471.02 and 42,814.32

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Solution

The fourth proportional to 136,308.57, 204,471.02 and 42,814.32 is: 64,224.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,308.57 : 204,471.02 = 42,814.32 : x
  2. Step 2: Convert to fraction form
    136,308.57/204,471.02 = 42,814.32/x
  3. Step 3: Cross multiply
    136,308.57x = 204,471.02 × 42,814.32
  4. Step 4: Simplify right side
    136,308.57x = 8,754,287,788.04
  5. Step 5: Solve for x
    x = 8,754,287,788.04/136,308.57
  6. Step 6: Final answer
    x = 64,224.05

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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.