Home / 91,688.04-137,499.24-49,599.24

Finding the Fourth Proportional to 91,688.04, 137,499.24 and 49,599.24

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Solution

The fourth proportional to 91,688.04, 137,499.24 and 49,599.24 is: 74,381.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,688.04 : 137,499.24 = 49,599.24 : x
  2. Step 2: Convert to fraction form
    91,688.04/137,499.24 = 49,599.24/x
  3. Step 3: Cross multiply
    91,688.04x = 137,499.24 × 49,599.24
  4. Step 4: Simplify right side
    91,688.04x = 6,819,857,804.58
  5. Step 5: Solve for x
    x = 6,819,857,804.58/91,688.04
  6. Step 6: Final answer
    x = 74,381.11

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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.