Home / 175,038.20-262,492.50-137,670.92

Finding the Fourth Proportional to 175,038.20, 262,492.50 and 137,670.92

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Solution

The fourth proportional to 175,038.20, 262,492.50 and 137,670.92 is: 206,455.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,038.20 : 262,492.50 = 137,670.92 : x
  2. Step 2: Convert to fraction form
    175,038.20/262,492.50 = 137,670.92/x
  3. Step 3: Cross multiply
    175,038.20x = 262,492.50 × 137,670.92
  4. Step 4: Simplify right side
    175,038.20x = 36,137,583,968.10
  5. Step 5: Solve for x
    x = 36,137,583,968.10/175,038.20
  6. Step 6: Final answer
    x = 206,455.41

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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.