Home / 185,126.90-255,469.98-109,675.40

Finding the Fourth Proportional to 185,126.90, 255,469.98 and 109,675.40

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Solution

The fourth proportional to 185,126.90, 255,469.98 and 109,675.40 is: 151,349.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,126.90 : 255,469.98 = 109,675.40 : x
  2. Step 2: Convert to fraction form
    185,126.90/255,469.98 = 109,675.40/x
  3. Step 3: Cross multiply
    185,126.90x = 255,469.98 × 109,675.40
  4. Step 4: Simplify right side
    185,126.90x = 28,018,772,244.49
  5. Step 5: Solve for x
    x = 28,018,772,244.49/185,126.90
  6. Step 6: Final answer
    x = 151,349.01

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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.