Home / 69,645.02-96,109.12-37,815.14

Finding the Fourth Proportional to 69,645.02, 96,109.12 and 37,815.14

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Solution

The fourth proportional to 69,645.02, 96,109.12 and 37,815.14 is: 52,184.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,645.02 : 96,109.12 = 37,815.14 : x
  2. Step 2: Convert to fraction form
    69,645.02/96,109.12 = 37,815.14/x
  3. Step 3: Cross multiply
    69,645.02x = 96,109.12 × 37,815.14
  4. Step 4: Simplify right side
    69,645.02x = 3,634,379,828.08
  5. Step 5: Solve for x
    x = 3,634,379,828.08/69,645.02
  6. Step 6: Final answer
    x = 52,184.35

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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.