Home / 147,948.34-204,169.08-80,880.34

Finding the Fourth Proportional to 147,948.34, 204,169.08 and 80,880.34

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Solution

The fourth proportional to 147,948.34, 204,169.08 and 80,880.34 is: 111,615.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,948.34 : 204,169.08 = 80,880.34 : x
  2. Step 2: Convert to fraction form
    147,948.34/204,169.08 = 80,880.34/x
  3. Step 3: Cross multiply
    147,948.34x = 204,169.08 × 80,880.34
  4. Step 4: Simplify right side
    147,948.34x = 16,513,264,607.89
  5. Step 5: Solve for x
    x = 16,513,264,607.89/147,948.34
  6. Step 6: Final answer
    x = 111,615.07

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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.