Home / 133,381.08-184,064.40-72,953.46

Finding the Fourth Proportional to 133,381.08, 184,064.40 and 72,953.46

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Solution

The fourth proportional to 133,381.08, 184,064.40 and 72,953.46 is: 100,674.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,381.08 : 184,064.40 = 72,953.46 : x
  2. Step 2: Convert to fraction form
    133,381.08/184,064.40 = 72,953.46/x
  3. Step 3: Cross multiply
    133,381.08x = 184,064.40 × 72,953.46
  4. Step 4: Simplify right side
    133,381.08x = 13,428,134,842.82
  5. Step 5: Solve for x
    x = 13,428,134,842.82/133,381.08
  6. Step 6: Final answer
    x = 100,674.96

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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.