Home / 216,088.05-298,153.38-125,391.27

Finding the Fourth Proportional to 216,088.05, 298,153.38 and 125,391.27

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Solution

The fourth proportional to 216,088.05, 298,153.38 and 125,391.27 is: 173,012.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,088.05 : 298,153.38 = 125,391.27 : x
  2. Step 2: Convert to fraction form
    216,088.05/298,153.38 = 125,391.27/x
  3. Step 3: Cross multiply
    216,088.05x = 298,153.38 × 125,391.27
  4. Step 4: Simplify right side
    216,088.05x = 37,385,830,972.99
  5. Step 5: Solve for x
    x = 37,385,830,972.99/216,088.05
  6. Step 6: Final answer
    x = 173,012.02

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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.