Home / 202,348.22-279,148.02-117,416.07

Finding the Fourth Proportional to 202,348.22, 279,148.02 and 117,416.07

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Solution

The fourth proportional to 202,348.22, 279,148.02 and 117,416.07 is: 161,980.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,348.22 : 279,148.02 = 117,416.07 : x
  2. Step 2: Convert to fraction form
    202,348.22/279,148.02 = 117,416.07/x
  3. Step 3: Cross multiply
    202,348.22x = 279,148.02 × 117,416.07
  4. Step 4: Simplify right side
    202,348.22x = 32,776,463,456.68
  5. Step 5: Solve for x
    x = 32,776,463,456.68/202,348.22
  6. Step 6: Final answer
    x = 161,980.49

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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.