Home / 146,683.47-202,416.17-90,083.91

Finding the Fourth Proportional to 146,683.47, 202,416.17 and 90,083.91

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Solution

The fourth proportional to 146,683.47, 202,416.17 and 90,083.91 is: 124,311.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,683.47 : 202,416.17 = 90,083.91 : x
  2. Step 2: Convert to fraction form
    146,683.47/202,416.17 = 90,083.91/x
  3. Step 3: Cross multiply
    146,683.47x = 202,416.17 × 90,083.91
  4. Step 4: Simplify right side
    146,683.47x = 18,234,440,040.82
  5. Step 5: Solve for x
    x = 18,234,440,040.82/146,683.47
  6. Step 6: Final answer
    x = 124,311.49

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1.5x scale

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.