Home / 51,066.06-70,448.13-29,835.78

Finding the Fourth Proportional to 51,066.06, 70,448.13 and 29,835.78

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Solution

The fourth proportional to 51,066.06, 70,448.13 and 29,835.78 is: 41,159.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,066.06 : 70,448.13 = 29,835.78 : x
  2. Step 2: Convert to fraction form
    51,066.06/70,448.13 = 29,835.78/x
  3. Step 3: Cross multiply
    51,066.06x = 70,448.13 × 29,835.78
  4. Step 4: Simplify right side
    51,066.06x = 2,101,874,908.09
  5. Step 5: Solve for x
    x = 2,101,874,908.09/51,066.06
  6. Step 6: Final answer
    x = 41,159.92

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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.