Home / 154,808.22-213,569.64-94,370.46

Finding the Fourth Proportional to 154,808.22, 213,569.64 and 94,370.46

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Solution

The fourth proportional to 154,808.22, 213,569.64 and 94,370.46 is: 130,191.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,808.22 : 213,569.64 = 94,370.46 : x
  2. Step 2: Convert to fraction form
    154,808.22/213,569.64 = 94,370.46/x
  3. Step 3: Cross multiply
    154,808.22x = 213,569.64 × 94,370.46
  4. Step 4: Simplify right side
    154,808.22x = 20,154,665,168.83
  5. Step 5: Solve for x
    x = 20,154,665,168.83/154,808.22
  6. Step 6: Final answer
    x = 130,191.18

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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.