Home / 190,702.12-263,266.92-134,365

Finding the Fourth Proportional to 190,702.12, 263,266.92 and 134,365

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Solution

The fourth proportional to 190,702.12, 263,266.92 and 134,365 is: 185,492.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,702.12 : 263,266.92 = 134,365 : x
  2. Step 2: Convert to fraction form
    190,702.12/263,266.92 = 134,365/x
  3. Step 3: Cross multiply
    190,702.12x = 263,266.92 × 134,365
  4. Step 4: Simplify right side
    190,702.12x = 35,373,859,705.80
  5. Step 5: Solve for x
    x = 35,373,859,705.80/190,702.12
  6. Step 6: Final answer
    x = 185,492.74

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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.