Home / 223,547.09-334,587.60-122,189.90

Finding the Fourth Proportional to 223,547.09, 334,587.60 and 122,189.90

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Solution

The fourth proportional to 223,547.09, 334,587.60 and 122,189.90 is: 182,884.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,547.09 : 334,587.60 = 122,189.90 : x
  2. Step 2: Convert to fraction form
    223,547.09/334,587.60 = 122,189.90/x
  3. Step 3: Cross multiply
    223,547.09x = 334,587.60 × 122,189.90
  4. Step 4: Simplify right side
    223,547.09x = 40,883,223,712.30
  5. Step 5: Solve for x
    x = 40,883,223,712.30/223,547.09
  6. Step 6: Final answer
    x = 182,884.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.