Home / 201,683.15-302,524.73-83,439.35

Finding the Fourth Proportional to 201,683.15, 302,524.73 and 83,439.35

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Solution

The fourth proportional to 201,683.15, 302,524.73 and 83,439.35 is: 125,159.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,683.15 : 302,524.73 = 83,439.35 : x
  2. Step 2: Convert to fraction form
    201,683.15/302,524.73 = 83,439.35/x
  3. Step 3: Cross multiply
    201,683.15x = 302,524.73 × 83,439.35
  4. Step 4: Simplify right side
    201,683.15x = 25,242,466,830.13
  5. Step 5: Solve for x
    x = 25,242,466,830.13/201,683.15
  6. Step 6: Final answer
    x = 125,159.03

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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.