Home / 133,423.65-184,117.77-72,982.53

Finding the Fourth Proportional to 133,423.65, 184,117.77 and 72,982.53

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Solution

The fourth proportional to 133,423.65, 184,117.77 and 72,982.53 is: 100,712.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,423.65 : 184,117.77 = 72,982.53 : x
  2. Step 2: Convert to fraction form
    133,423.65/184,117.77 = 72,982.53/x
  3. Step 3: Cross multiply
    133,423.65x = 184,117.77 × 72,982.53
  4. Step 4: Simplify right side
    133,423.65x = 13,437,380,672.56
  5. Step 5: Solve for x
    x = 13,437,380,672.56/133,423.65
  6. Step 6: Final answer
    x = 100,712.14

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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.