Home / 157,343.07-235,981.80-57,550.26

Finding the Fourth Proportional to 157,343.07, 235,981.80 and 57,550.26

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Solution

The fourth proportional to 157,343.07, 235,981.80 and 57,550.26 is: 86,313.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,343.07 : 235,981.80 = 57,550.26 : x
  2. Step 2: Convert to fraction form
    157,343.07/235,981.80 = 57,550.26/x
  3. Step 3: Cross multiply
    157,343.07x = 235,981.80 × 57,550.26
  4. Step 4: Simplify right side
    157,343.07x = 13,580,813,945.27
  5. Step 5: Solve for x
    x = 13,580,813,945.27/157,343.07
  6. Step 6: Final answer
    x = 86,313.39

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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.