Home / 114,139.77-171,209.52-45,782.18

Finding the Fourth Proportional to 114,139.77, 171,209.52 and 45,782.18

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Solution

The fourth proportional to 114,139.77, 171,209.52 and 45,782.18 is: 68,673.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,139.77 : 171,209.52 = 45,782.18 : x
  2. Step 2: Convert to fraction form
    114,139.77/171,209.52 = 45,782.18/x
  3. Step 3: Cross multiply
    114,139.77x = 171,209.52 × 45,782.18
  4. Step 4: Simplify right side
    114,139.77x = 7,838,345,062.35
  5. Step 5: Solve for x
    x = 7,838,345,062.35/114,139.77
  6. Step 6: Final answer
    x = 68,673.22

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1.5x scale

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.