Home / 187,820.02-281,730.03-113,792.50

Finding the Fourth Proportional to 187,820.02, 281,730.03 and 113,792.50

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Solution

The fourth proportional to 187,820.02, 281,730.03 and 113,792.50 is: 170,688.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,820.02 : 281,730.03 = 113,792.50 : x
  2. Step 2: Convert to fraction form
    187,820.02/281,730.03 = 113,792.50/x
  3. Step 3: Cross multiply
    187,820.02x = 281,730.03 × 113,792.50
  4. Step 4: Simplify right side
    187,820.02x = 32,058,764,438.78
  5. Step 5: Solve for x
    x = 32,058,764,438.78/187,820.02
  6. Step 6: Final answer
    x = 170,688.75

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1.5x scale

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.