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Finding the Fourth Proportional to 252,603.04, 348,570.12 and 161,798.80

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Solution

The fourth proportional to 252,603.04, 348,570.12 and 161,798.80 is: 223,268.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,603.04 : 348,570.12 = 161,798.80 : x
  2. Step 2: Convert to fraction form
    252,603.04/348,570.12 = 161,798.80/x
  3. Step 3: Cross multiply
    252,603.04x = 348,570.12 × 161,798.80
  4. Step 4: Simplify right side
    252,603.04x = 56,398,227,131.86
  5. Step 5: Solve for x
    x = 56,398,227,131.86/252,603.04
  6. Step 6: Final answer
    x = 223,268.20

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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.