Home / 88,907.48-122,688.40-50,675.32

Finding the Fourth Proportional to 88,907.48, 122,688.40 and 50,675.32

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Solution

The fourth proportional to 88,907.48, 122,688.40 and 50,675.32 is: 69,929.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,907.48 : 122,688.40 = 50,675.32 : x
  2. Step 2: Convert to fraction form
    88,907.48/122,688.40 = 50,675.32/x
  3. Step 3: Cross multiply
    88,907.48x = 122,688.40 × 50,675.32
  4. Step 4: Simplify right side
    88,907.48x = 6,217,273,930.29
  5. Step 5: Solve for x
    x = 6,217,273,930.29/88,907.48
  6. Step 6: Final answer
    x = 69,929.71

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1.5x scale

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.