Home / 92,435.77-138,653.66-30,106.27

Finding the Fourth Proportional to 92,435.77, 138,653.66 and 30,106.27

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Solution

The fourth proportional to 92,435.77, 138,653.66 and 30,106.27 is: 45,159.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,435.77 : 138,653.66 = 30,106.27 : x
  2. Step 2: Convert to fraction form
    92,435.77/138,653.66 = 30,106.27/x
  3. Step 3: Cross multiply
    92,435.77x = 138,653.66 × 30,106.27
  4. Step 4: Simplify right side
    92,435.77x = 4,174,343,680.65
  5. Step 5: Solve for x
    x = 4,174,343,680.65/92,435.77
  6. Step 6: Final answer
    x = 45,159.40

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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.