Home / 160,804.48-221,883.60-89,173.12

Finding the Fourth Proportional to 160,804.48, 221,883.60 and 89,173.12

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Solution

The fourth proportional to 160,804.48, 221,883.60 and 89,173.12 is: 123,044.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,804.48 : 221,883.60 = 89,173.12 : x
  2. Step 2: Convert to fraction form
    160,804.48/221,883.60 = 89,173.12/x
  3. Step 3: Cross multiply
    160,804.48x = 221,883.60 × 89,173.12
  4. Step 4: Simplify right side
    160,804.48x = 19,786,052,888.83
  5. Step 5: Solve for x
    x = 19,786,052,888.83/160,804.48
  6. Step 6: Final answer
    x = 123,044.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.