Home / 175,968.51-242,779.46-99,480.21

Finding the Fourth Proportional to 175,968.51, 242,779.46 and 99,480.21

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Solution

The fourth proportional to 175,968.51, 242,779.46 and 99,480.21 is: 137,250.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,968.51 : 242,779.46 = 99,480.21 : x
  2. Step 2: Convert to fraction form
    175,968.51/242,779.46 = 99,480.21/x
  3. Step 3: Cross multiply
    175,968.51x = 242,779.46 × 99,480.21
  4. Step 4: Simplify right side
    175,968.51x = 24,151,751,167.09
  5. Step 5: Solve for x
    x = 24,151,751,167.09/175,968.51
  6. Step 6: Final answer
    x = 137,250.42

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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.