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Finding the Fourth Proportional to 133,752.29, 184,547.84 and 90,737.64

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Solution

The fourth proportional to 133,752.29, 184,547.84 and 90,737.64 is: 125,197.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,752.29 : 184,547.84 = 90,737.64 : x
  2. Step 2: Convert to fraction form
    133,752.29/184,547.84 = 90,737.64/x
  3. Step 3: Cross multiply
    133,752.29x = 184,547.84 × 90,737.64
  4. Step 4: Simplify right side
    133,752.29x = 16,745,435,015.01
  5. Step 5: Solve for x
    x = 16,745,435,015.01/133,752.29
  6. Step 6: Final answer
    x = 125,197.38

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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.