Home / 127,703.37-191,585.07-38,956.89

Finding the Fourth Proportional to 127,703.37, 191,585.07 and 38,956.89

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Solution

The fourth proportional to 127,703.37, 191,585.07 and 38,956.89 is: 58,444.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,703.37 : 191,585.07 = 38,956.89 : x
  2. Step 2: Convert to fraction form
    127,703.37/191,585.07 = 38,956.89/x
  3. Step 3: Cross multiply
    127,703.37x = 191,585.07 × 38,956.89
  4. Step 4: Simplify right side
    127,703.37x = 7,463,558,497.63
  5. Step 5: Solve for x
    x = 7,463,558,497.63/127,703.37
  6. Step 6: Final answer
    x = 58,444.49

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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.