Home / 309,041.24-463,756.86-131,547.96

Finding the Fourth Proportional to 309,041.24, 463,756.86 and 131,547.96

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Solution

The fourth proportional to 309,041.24, 463,756.86 and 131,547.96 is: 197,404.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,041.24 : 463,756.86 = 131,547.96 : x
  2. Step 2: Convert to fraction form
    309,041.24/463,756.86 = 131,547.96/x
  3. Step 3: Cross multiply
    309,041.24x = 463,756.86 × 131,547.96
  4. Step 4: Simplify right side
    309,041.24x = 61,006,268,869.01
  5. Step 5: Solve for x
    x = 61,006,268,869.01/309,041.24
  6. Step 6: Final answer
    x = 197,404.94

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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.