Home / 69,763.18-96,271.83-37,931.80

Finding the Fourth Proportional to 69,763.18, 96,271.83 and 37,931.80

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Solution

The fourth proportional to 69,763.18, 96,271.83 and 37,931.80 is: 52,345.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,763.18 : 96,271.83 = 37,931.80 : x
  2. Step 2: Convert to fraction form
    69,763.18/96,271.83 = 37,931.80/x
  3. Step 3: Cross multiply
    69,763.18x = 96,271.83 × 37,931.80
  4. Step 4: Simplify right side
    69,763.18x = 3,651,763,801.19
  5. Step 5: Solve for x
    x = 3,651,763,801.19/69,763.18
  6. Step 6: Final answer
    x = 52,345.15

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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.