Home / 113,425.98-170,126.01-30,326.46

Finding the Fourth Proportional to 113,425.98, 170,126.01 and 30,326.46

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Solution

The fourth proportional to 113,425.98, 170,126.01 and 30,326.46 is: 45,486.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,425.98 : 170,126.01 = 30,326.46 : x
  2. Step 2: Convert to fraction form
    113,425.98/170,126.01 = 30,326.46/x
  3. Step 3: Cross multiply
    113,425.98x = 170,126.01 × 30,326.46
  4. Step 4: Simplify right side
    113,425.98x = 5,159,319,637.22
  5. Step 5: Solve for x
    x = 5,159,319,637.22/113,425.98
  6. Step 6: Final answer
    x = 45,486.22

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1.5x scale

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.