Home / 242,169.09-334,176.75-134,735.10

Finding the Fourth Proportional to 242,169.09, 334,176.75 and 134,735.10

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Solution

The fourth proportional to 242,169.09, 334,176.75 and 134,735.10 is: 185,925.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,169.09 : 334,176.75 = 134,735.10 : x
  2. Step 2: Convert to fraction form
    242,169.09/334,176.75 = 134,735.10/x
  3. Step 3: Cross multiply
    242,169.09x = 334,176.75 × 134,735.10
  4. Step 4: Simplify right side
    242,169.09x = 45,025,337,828.93
  5. Step 5: Solve for x
    x = 45,025,337,828.93/242,169.09
  6. Step 6: Final answer
    x = 185,925.21

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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.