Home / 54,050.40-74,591.04-30,176.16

Finding the Fourth Proportional to 54,050.40, 74,591.04 and 30,176.16

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Solution

The fourth proportional to 54,050.40, 74,591.04 and 30,176.16 is: 41,643.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,050.40 : 74,591.04 = 30,176.16 : x
  2. Step 2: Convert to fraction form
    54,050.40/74,591.04 = 30,176.16/x
  3. Step 3: Cross multiply
    54,050.40x = 74,591.04 × 30,176.16
  4. Step 4: Simplify right side
    54,050.40x = 2,250,871,157.61
  5. Step 5: Solve for x
    x = 2,250,871,157.61/54,050.40
  6. Step 6: Final answer
    x = 41,643.93

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1.5x scale

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.