Home / 134,435.85-201,681.45-112,403.18

Finding the Fourth Proportional to 134,435.85, 201,681.45 and 112,403.18

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Solution

The fourth proportional to 134,435.85, 201,681.45 and 112,403.18 is: 168,627.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,435.85 : 201,681.45 = 112,403.18 : x
  2. Step 2: Convert to fraction form
    134,435.85/201,681.45 = 112,403.18/x
  3. Step 3: Cross multiply
    134,435.85x = 201,681.45 × 112,403.18
  4. Step 4: Simplify right side
    134,435.85x = 22,669,635,318.60
  5. Step 5: Solve for x
    x = 22,669,635,318.60/134,435.85
  6. Step 6: Final answer
    x = 168,627.90

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1.5x scale

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.