Home / 194,548.08-268,430.64-118,065.47

Finding the Fourth Proportional to 194,548.08, 268,430.64 and 118,065.47

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Solution

The fourth proportional to 194,548.08, 268,430.64 and 118,065.47 is: 162,902.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,548.08 : 268,430.64 = 118,065.47 : x
  2. Step 2: Convert to fraction form
    194,548.08/268,430.64 = 118,065.47/x
  3. Step 3: Cross multiply
    194,548.08x = 268,430.64 × 118,065.47
  4. Step 4: Simplify right side
    194,548.08x = 31,692,388,331.85
  5. Step 5: Solve for x
    x = 31,692,388,331.85/194,548.08
  6. Step 6: Final answer
    x = 162,902.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.