Home / 178,211.25-245,870.98-101,675.36

Finding the Fourth Proportional to 178,211.25, 245,870.98 and 101,675.36

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Solution

The fourth proportional to 178,211.25, 245,870.98 and 101,675.36 is: 140,277.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,211.25 : 245,870.98 = 101,675.36 : x
  2. Step 2: Convert to fraction form
    178,211.25/245,870.98 = 101,675.36/x
  3. Step 3: Cross multiply
    178,211.25x = 245,870.98 × 101,675.36
  4. Step 4: Simplify right side
    178,211.25x = 24,999,020,405.05
  5. Step 5: Solve for x
    x = 24,999,020,405.05/178,211.25
  6. Step 6: Final answer
    x = 140,277.45

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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.