Home / 91,875,808.10-126,748,776.18-54,685,234.82

Finding the Fourth Proportional to 91,875,808.10, 126,748,776.18 and 54,685,234.82

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Solution

The fourth proportional to 91,875,808.10, 126,748,776.18 and 54,685,234.82 is: 75,441,911.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,875,808.10 : 126,748,776.18 = 54,685,234.82 : x
  2. Step 2: Convert to fraction form
    91,875,808.10/126,748,776.18 = 54,685,234.82/x
  3. Step 3: Cross multiply
    91,875,808.10x = 126,748,776.18 × 54,685,234.82
  4. Step 4: Simplify right side
    91,875,808.10x = 6,931,286,588,550,923
  5. Step 5: Solve for x
    x = 6,931,286,588,550,923/91,875,808.10
  6. Step 6: Final answer
    x = 75,441,911.55

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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.