Home / 175,870.70-263,830.66-57,518.46

Finding the Fourth Proportional to 175,870.70, 263,830.66 and 57,518.46

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Solution

The fourth proportional to 175,870.70, 263,830.66 and 57,518.46 is: 86,285.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,870.70 : 263,830.66 = 57,518.46 : x
  2. Step 2: Convert to fraction form
    175,870.70/263,830.66 = 57,518.46/x
  3. Step 3: Cross multiply
    175,870.70x = 263,830.66 × 57,518.46
  4. Step 4: Simplify right side
    175,870.70x = 15,175,133,263.98
  5. Step 5: Solve for x
    x = 15,175,133,263.98/175,870.70
  6. Step 6: Final answer
    x = 86,285.74

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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.