Home / 155,866.48-233,742.31-55,999.96

Finding the Fourth Proportional to 155,866.48, 233,742.31 and 55,999.96

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Solution

The fourth proportional to 155,866.48, 233,742.31 and 55,999.96 is: 83,979.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,866.48 : 233,742.31 = 55,999.96 : x
  2. Step 2: Convert to fraction form
    155,866.48/233,742.31 = 55,999.96/x
  3. Step 3: Cross multiply
    155,866.48x = 233,742.31 × 55,999.96
  4. Step 4: Simplify right side
    155,866.48x = 13,089,559,285.95
  5. Step 5: Solve for x
    x = 13,089,559,285.95/155,866.48
  6. Step 6: Final answer
    x = 83,979.31

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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.