Home / 201,739.28-302,648.78-59,587.02

Finding the Fourth Proportional to 201,739.28, 302,648.78 and 59,587.02

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Solution

The fourth proportional to 201,739.28, 302,648.78 and 59,587.02 is: 89,392.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,739.28 : 302,648.78 = 59,587.02 : x
  2. Step 2: Convert to fraction form
    201,739.28/302,648.78 = 59,587.02/x
  3. Step 3: Cross multiply
    201,739.28x = 302,648.78 × 59,587.02
  4. Step 4: Simplify right side
    201,739.28x = 18,033,939,055.80
  5. Step 5: Solve for x
    x = 18,033,939,055.80/201,739.28
  6. Step 6: Final answer
    x = 89,392.31

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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.