Home / 89,319.36-133,804.88-49,757.34

Finding the Fourth Proportional to 89,319.36, 133,804.88 and 49,757.34

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Solution

The fourth proportional to 89,319.36, 133,804.88 and 49,757.34 is: 74,538.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,319.36 : 133,804.88 = 49,757.34 : x
  2. Step 2: Convert to fraction form
    89,319.36/133,804.88 = 49,757.34/x
  3. Step 3: Cross multiply
    89,319.36x = 133,804.88 × 49,757.34
  4. Step 4: Simplify right side
    89,319.36x = 6,657,774,907.82
  5. Step 5: Solve for x
    x = 6,657,774,907.82/89,319.36
  6. Step 6: Final answer
    x = 74,538.99

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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.