Home / 163,040.70-244,561.05-57,870.30

Finding the Fourth Proportional to 163,040.70, 244,561.05 and 57,870.30

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Solution

The fourth proportional to 163,040.70, 244,561.05 and 57,870.30 is: 86,805.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,040.70 : 244,561.05 = 57,870.30 : x
  2. Step 2: Convert to fraction form
    163,040.70/244,561.05 = 57,870.30/x
  3. Step 3: Cross multiply
    163,040.70x = 244,561.05 × 57,870.30
  4. Step 4: Simplify right side
    163,040.70x = 14,152,821,331.82
  5. Step 5: Solve for x
    x = 14,152,821,331.82/163,040.70
  6. Step 6: Final answer
    x = 86,805.45

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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.