Home / 199,384.02-275,166.33-113,370

Finding the Fourth Proportional to 199,384.02, 275,166.33 and 113,370

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Solution

The fourth proportional to 199,384.02, 275,166.33 and 113,370 is: 156,459.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,384.02 : 275,166.33 = 113,370 : x
  2. Step 2: Convert to fraction form
    199,384.02/275,166.33 = 113,370/x
  3. Step 3: Cross multiply
    199,384.02x = 275,166.33 × 113,370
  4. Step 4: Simplify right side
    199,384.02x = 31,195,606,832.10
  5. Step 5: Solve for x
    x = 31,195,606,832.10/199,384.02
  6. Step 6: Final answer
    x = 156,459.92

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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.