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Finding the Fourth Proportional to 174,015, 240,256.53 and 133,656.75

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Solution

The fourth proportional to 174,015, 240,256.53 and 133,656.75 is: 184,535.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,015 : 240,256.53 = 133,656.75 : x
  2. Step 2: Convert to fraction form
    174,015/240,256.53 = 133,656.75/x
  3. Step 3: Cross multiply
    174,015x = 240,256.53 × 133,656.75
  4. Step 4: Simplify right side
    174,015x = 32,111,906,966.08
  5. Step 5: Solve for x
    x = 32,111,906,966.08/174,015
  6. Step 6: Final answer
    x = 184,535.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.