Home / 92,435.52-138,653.28-30,106.02

Finding the Fourth Proportional to 92,435.52, 138,653.28 and 30,106.02

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Solution

The fourth proportional to 92,435.52, 138,653.28 and 30,106.02 is: 45,159.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,435.52 : 138,653.28 = 30,106.02 : x
  2. Step 2: Convert to fraction form
    92,435.52/138,653.28 = 30,106.02/x
  3. Step 3: Cross multiply
    92,435.52x = 138,653.28 × 30,106.02
  4. Step 4: Simplify right side
    92,435.52x = 4,174,298,420.75
  5. Step 5: Solve for x
    x = 4,174,298,420.75/92,435.52
  6. Step 6: Final answer
    x = 45,159.03

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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.