Home / 70,417.38-105,650.37-44,090.76

Finding the Fourth Proportional to 70,417.38, 105,650.37 and 44,090.76

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Solution

The fourth proportional to 70,417.38, 105,650.37 and 44,090.76 is: 66,151.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,417.38 : 105,650.37 = 44,090.76 : x
  2. Step 2: Convert to fraction form
    70,417.38/105,650.37 = 44,090.76/x
  3. Step 3: Cross multiply
    70,417.38x = 105,650.37 × 44,090.76
  4. Step 4: Simplify right side
    70,417.38x = 4,658,205,107.58
  5. Step 5: Solve for x
    x = 4,658,205,107.58/70,417.38
  6. Step 6: Final answer
    x = 66,151.36

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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.