Home / 105,403.34-158,066.94-35,266.26

Finding the Fourth Proportional to 105,403.34, 158,066.94 and 35,266.26

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Solution

The fourth proportional to 105,403.34, 158,066.94 and 35,266.26 is: 52,886.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,403.34 : 158,066.94 = 35,266.26 : x
  2. Step 2: Convert to fraction form
    105,403.34/158,066.94 = 35,266.26/x
  3. Step 3: Cross multiply
    105,403.34x = 158,066.94 × 35,266.26
  4. Step 4: Simplify right side
    105,403.34x = 5,574,429,803.44
  5. Step 5: Solve for x
    x = 5,574,429,803.44/105,403.34
  6. Step 6: Final answer
    x = 52,886.65

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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.