Home / 91,868,688.23-137,829,936.31-27,174,216.08

Finding the Fourth Proportional to 91,868,688.23, 137,829,936.31 and 27,174,216.08

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Solution

The fourth proportional to 91,868,688.23, 137,829,936.31 and 27,174,216.08 is: 40,769,282.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,868,688.23 : 137,829,936.31 = 27,174,216.08 : x
  2. Step 2: Convert to fraction form
    91,868,688.23/137,829,936.31 = 27,174,216.08/x
  3. Step 3: Cross multiply
    91,868,688.23x = 137,829,936.31 × 27,174,216.08
  4. Step 4: Simplify right side
    91,868,688.23x = 3,745,420,471,857,217
  5. Step 5: Solve for x
    x = 3,745,420,471,857,217/91,868,688.23
  6. Step 6: Final answer
    x = 40,769,282.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.