Home / 98,643.72-148,014.18-46,045.56

Finding the Fourth Proportional to 98,643.72, 148,014.18 and 46,045.56

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Solution

The fourth proportional to 98,643.72, 148,014.18 and 46,045.56 is: 69,091.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,643.72 : 148,014.18 = 46,045.56 : x
  2. Step 2: Convert to fraction form
    98,643.72/148,014.18 = 46,045.56/x
  3. Step 3: Cross multiply
    98,643.72x = 148,014.18 × 46,045.56
  4. Step 4: Simplify right side
    98,643.72x = 6,815,395,806.04
  5. Step 5: Solve for x
    x = 6,815,395,806.04/98,643.72
  6. Step 6: Final answer
    x = 69,091.03

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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.