Home / 202,448.31-279,412.86-117,614.58

Finding the Fourth Proportional to 202,448.31, 279,412.86 and 117,614.58

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Solution

The fourth proportional to 202,448.31, 279,412.86 and 117,614.58 is: 162,327.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,448.31 : 279,412.86 = 117,614.58 : x
  2. Step 2: Convert to fraction form
    202,448.31/279,412.86 = 117,614.58/x
  3. Step 3: Cross multiply
    202,448.31x = 279,412.86 × 117,614.58
  4. Step 4: Simplify right side
    202,448.31x = 32,863,026,175.50
  5. Step 5: Solve for x
    x = 32,863,026,175.50/202,448.31
  6. Step 6: Final answer
    x = 162,327.98

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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.