Home / 189,555.84-284,334.14-49,314.24

Finding the Fourth Proportional to 189,555.84, 284,334.14 and 49,314.24

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Solution

The fourth proportional to 189,555.84, 284,334.14 and 49,314.24 is: 73,971.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,555.84 : 284,334.14 = 49,314.24 : x
  2. Step 2: Convert to fraction form
    189,555.84/284,334.14 = 49,314.24/x
  3. Step 3: Cross multiply
    189,555.84x = 284,334.14 × 49,314.24
  4. Step 4: Simplify right side
    189,555.84x = 14,021,722,020.15
  5. Step 5: Solve for x
    x = 14,021,722,020.15/189,555.84
  6. Step 6: Final answer
    x = 73,971.46

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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.