Home / 357,836.42-536,742.32-91,599.23

Finding the Fourth Proportional to 357,836.42, 536,742.32 and 91,599.23

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Solution

The fourth proportional to 357,836.42, 536,742.32 and 91,599.23 is: 137,395.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,836.42 : 536,742.32 = 91,599.23 : x
  2. Step 2: Convert to fraction form
    357,836.42/536,742.32 = 91,599.23/x
  3. Step 3: Cross multiply
    357,836.42x = 536,742.32 × 91,599.23
  4. Step 4: Simplify right side
    357,836.42x = 49,165,184,104.27
  5. Step 5: Solve for x
    x = 49,165,184,104.27/357,836.42
  6. Step 6: Final answer
    x = 137,395.70

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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.