Home / 133,483.64-184,228.11-76,123.08

Finding the Fourth Proportional to 133,483.64, 184,228.11 and 76,123.08

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Solution

The fourth proportional to 133,483.64, 184,228.11 and 76,123.08 is: 105,061.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,483.64 : 184,228.11 = 76,123.08 : x
  2. Step 2: Convert to fraction form
    133,483.64/184,228.11 = 76,123.08/x
  3. Step 3: Cross multiply
    133,483.64x = 184,228.11 × 76,123.08
  4. Step 4: Simplify right side
    133,483.64x = 14,024,011,155.78
  5. Step 5: Solve for x
    x = 14,024,011,155.78/133,483.64
  6. Step 6: Final answer
    x = 105,061.65

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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.