Home / 247,117.10-341,017.90-139,683.35

Finding the Fourth Proportional to 247,117.10, 341,017.90 and 139,683.35

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Solution

The fourth proportional to 247,117.10, 341,017.90 and 139,683.35 is: 192,760.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,117.10 : 341,017.90 = 139,683.35 : x
  2. Step 2: Convert to fraction form
    247,117.10/341,017.90 = 139,683.35/x
  3. Step 3: Cross multiply
    247,117.10x = 341,017.90 × 139,683.35
  4. Step 4: Simplify right side
    247,117.10x = 47,634,523,185.30
  5. Step 5: Solve for x
    x = 47,634,523,185.30/247,117.10
  6. Step 6: Final answer
    x = 192,760.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.