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Finding the Fourth Proportional to 157,671.03, 236,365.92 and 57,807.93

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Solution

The fourth proportional to 157,671.03, 236,365.92 and 57,807.93 is: 86,660.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,671.03 : 236,365.92 = 57,807.93 : x
  2. Step 2: Convert to fraction form
    157,671.03/236,365.92 = 57,807.93/x
  3. Step 3: Cross multiply
    157,671.03x = 236,365.92 × 57,807.93
  4. Step 4: Simplify right side
    157,671.03x = 13,663,824,557.75
  5. Step 5: Solve for x
    x = 13,663,824,557.75/157,671.03
  6. Step 6: Final answer
    x = 86,660.34

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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.