Home / 247,547.41-371,302.66-79,085.53

Finding the Fourth Proportional to 247,547.41, 371,302.66 and 79,085.53

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Solution

The fourth proportional to 247,547.41, 371,302.66 and 79,085.53 is: 118,622.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,547.41 : 371,302.66 = 79,085.53 : x
  2. Step 2: Convert to fraction form
    247,547.41/371,302.66 = 79,085.53/x
  3. Step 3: Cross multiply
    247,547.41x = 371,302.66 × 79,085.53
  4. Step 4: Simplify right side
    247,547.41x = 29,364,667,997.07
  5. Step 5: Solve for x
    x = 29,364,667,997.07/247,547.41
  6. Step 6: Final answer
    x = 118,622.40

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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.