Home / 113,228.54-169,888.92-57,084.80

Finding the Fourth Proportional to 113,228.54, 169,888.92 and 57,084.80

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Solution

The fourth proportional to 113,228.54, 169,888.92 and 57,084.80 is: 85,650.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,228.54 : 169,888.92 = 57,084.80 : x
  2. Step 2: Convert to fraction form
    113,228.54/169,888.92 = 57,084.80/x
  3. Step 3: Cross multiply
    113,228.54x = 169,888.92 × 57,084.80
  4. Step 4: Simplify right side
    113,228.54x = 9,698,075,020.42
  5. Step 5: Solve for x
    x = 9,698,075,020.42/113,228.54
  6. Step 6: Final answer
    x = 85,650.45

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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.