Home / 98,437.64-147,647.10-39,257.48

Finding the Fourth Proportional to 98,437.64, 147,647.10 and 39,257.48

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Solution

The fourth proportional to 98,437.64, 147,647.10 and 39,257.48 is: 58,882.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,437.64 : 147,647.10 = 39,257.48 : x
  2. Step 2: Convert to fraction form
    98,437.64/147,647.10 = 39,257.48/x
  3. Step 3: Cross multiply
    98,437.64x = 147,647.10 × 39,257.48
  4. Step 4: Simplify right side
    98,437.64x = 5,796,253,075.31
  5. Step 5: Solve for x
    x = 5,796,253,075.31/98,437.64
  6. Step 6: Final answer
    x = 58,882.49

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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.