Home / 105,173.16-145,137.13-59,850.20

Finding the Fourth Proportional to 105,173.16, 145,137.13 and 59,850.20

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Solution

The fourth proportional to 105,173.16, 145,137.13 and 59,850.20 is: 82,592.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,173.16 : 145,137.13 = 59,850.20 : x
  2. Step 2: Convert to fraction form
    105,173.16/145,137.13 = 59,850.20/x
  3. Step 3: Cross multiply
    105,173.16x = 145,137.13 × 59,850.20
  4. Step 4: Simplify right side
    105,173.16x = 8,686,486,807.80
  5. Step 5: Solve for x
    x = 8,686,486,807.80/105,173.16
  6. Step 6: Final answer
    x = 82,592.24

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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.