Home / 131,348.46-197,054.01-42,602.16

Finding the Fourth Proportional to 131,348.46, 197,054.01 and 42,602.16

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Solution

The fourth proportional to 131,348.46, 197,054.01 and 42,602.16 is: 63,913.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,348.46 : 197,054.01 = 42,602.16 : x
  2. Step 2: Convert to fraction form
    131,348.46/197,054.01 = 42,602.16/x
  3. Step 3: Cross multiply
    131,348.46x = 197,054.01 × 42,602.16
  4. Step 4: Simplify right side
    131,348.46x = 8,394,926,462.66
  5. Step 5: Solve for x
    x = 8,394,926,462.66/131,348.46
  6. Step 6: Final answer
    x = 63,913.40

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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.