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Finding the Fourth Proportional to 283,506.09, 425,271.02 and 105,995.13

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Solution

The fourth proportional to 283,506.09, 425,271.02 and 105,995.13 is: 158,997.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,506.09 : 425,271.02 = 105,995.13 : x
  2. Step 2: Convert to fraction form
    283,506.09/425,271.02 = 105,995.13/x
  3. Step 3: Cross multiply
    283,506.09x = 425,271.02 × 105,995.13
  4. Step 4: Simplify right side
    283,506.09x = 45,076,656,520.16
  5. Step 5: Solve for x
    x = 45,076,656,520.16/283,506.09
  6. Step 6: Final answer
    x = 158,997.14

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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.