Home / 223,062.02-307,815.06-121,085.18

Finding the Fourth Proportional to 223,062.02, 307,815.06 and 121,085.18

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Solution

The fourth proportional to 223,062.02, 307,815.06 and 121,085.18 is: 167,091.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,062.02 : 307,815.06 = 121,085.18 : x
  2. Step 2: Convert to fraction form
    223,062.02/307,815.06 = 121,085.18/x
  3. Step 3: Cross multiply
    223,062.02x = 307,815.06 × 121,085.18
  4. Step 4: Simplify right side
    223,062.02x = 37,271,841,946.81
  5. Step 5: Solve for x
    x = 37,271,841,946.81/223,062.02
  6. Step 6: Final answer
    x = 167,091.83

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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.