Home / 127,341.64-191,012.46-48,437.38

Finding the Fourth Proportional to 127,341.64, 191,012.46 and 48,437.38

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Solution

The fourth proportional to 127,341.64, 191,012.46 and 48,437.38 is: 72,656.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,341.64 : 191,012.46 = 48,437.38 : x
  2. Step 2: Convert to fraction form
    127,341.64/191,012.46 = 48,437.38/x
  3. Step 3: Cross multiply
    127,341.64x = 191,012.46 × 48,437.38
  4. Step 4: Simplify right side
    127,341.64x = 9,252,143,109.75
  5. Step 5: Solve for x
    x = 9,252,143,109.75/127,341.64
  6. Step 6: Final answer
    x = 72,656.07

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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.