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Finding the Fourth Proportional to 84,697.44, 127,020.15 and 58,570.08

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Solution

The fourth proportional to 84,697.44, 127,020.15 and 58,570.08 is: 87,837.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,697.44 : 127,020.15 = 58,570.08 : x
  2. Step 2: Convert to fraction form
    84,697.44/127,020.15 = 58,570.08/x
  3. Step 3: Cross multiply
    84,697.44x = 127,020.15 × 58,570.08
  4. Step 4: Simplify right side
    84,697.44x = 7,439,580,347.11
  5. Step 5: Solve for x
    x = 7,439,580,347.11/84,697.44
  6. Step 6: Final answer
    x = 87,837.13

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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.