Home / 314,189.08-471,327.36-100,963.36

Finding the Fourth Proportional to 314,189.08, 471,327.36 and 100,963.36

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Solution

The fourth proportional to 314,189.08, 471,327.36 and 100,963.36 is: 151,459.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,189.08 : 471,327.36 = 100,963.36 : x
  2. Step 2: Convert to fraction form
    314,189.08/471,327.36 = 100,963.36/x
  3. Step 3: Cross multiply
    314,189.08x = 471,327.36 × 100,963.36
  4. Step 4: Simplify right side
    314,189.08x = 47,586,793,925.53
  5. Step 5: Solve for x
    x = 47,586,793,925.53/314,189.08
  6. Step 6: Final answer
    x = 151,459.10

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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.