Home / 50,752.08-70,064.40-31,637.68

Finding the Fourth Proportional to 50,752.08, 70,064.40 and 31,637.68

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Solution

The fourth proportional to 50,752.08, 70,064.40 and 31,637.68 is: 43,676.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,752.08 : 70,064.40 = 31,637.68 : x
  2. Step 2: Convert to fraction form
    50,752.08/70,064.40 = 31,637.68/x
  3. Step 3: Cross multiply
    50,752.08x = 70,064.40 × 31,637.68
  4. Step 4: Simplify right side
    50,752.08x = 2,216,675,066.59
  5. Step 5: Solve for x
    x = 2,216,675,066.59/50,752.08
  6. Step 6: Final answer
    x = 43,676.54

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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.