Home / 69,813.48-96,341.54-37,981.65

Finding the Fourth Proportional to 69,813.48, 96,341.54 and 37,981.65

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Solution

The fourth proportional to 69,813.48, 96,341.54 and 37,981.65 is: 52,414.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,813.48 : 96,341.54 = 37,981.65 : x
  2. Step 2: Convert to fraction form
    69,813.48/96,341.54 = 37,981.65/x
  3. Step 3: Cross multiply
    69,813.48x = 96,341.54 × 37,981.65
  4. Step 4: Simplify right side
    69,813.48x = 3,659,210,652.74
  5. Step 5: Solve for x
    x = 3,659,210,652.74/69,813.48
  6. Step 6: Final answer
    x = 52,414.10

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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.