Home / 113,421,235.04-170,162,127.30-40,645,372.35

Finding the Fourth Proportional to 113,421,235.04, 170,162,127.30 and 40,645,372.35

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Solution

The fourth proportional to 113,421,235.04, 170,162,127.30 and 40,645,372.35 is: 60,978,907.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,421,235.04 : 170,162,127.30 = 40,645,372.35 : x
  2. Step 2: Convert to fraction form
    113,421,235.04/170,162,127.30 = 40,645,372.35/x
  3. Step 3: Cross multiply
    113,421,235.04x = 170,162,127.30 × 40,645,372.35
  4. Step 4: Simplify right side
    113,421,235.04x = 6,916,303,023,074,422
  5. Step 5: Solve for x
    x = 6,916,303,023,074,422/113,421,235.04
  6. Step 6: Final answer
    x = 60,978,907.71

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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.