Home / 98,982.40-148,473.60-46,397.20

Finding the Fourth Proportional to 98,982.40, 148,473.60 and 46,397.20

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Solution

The fourth proportional to 98,982.40, 148,473.60 and 46,397.20 is: 69,595.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,982.40 : 148,473.60 = 46,397.20 : x
  2. Step 2: Convert to fraction form
    98,982.40/148,473.60 = 46,397.20/x
  3. Step 3: Cross multiply
    98,982.40x = 148,473.60 × 46,397.20
  4. Step 4: Simplify right side
    98,982.40x = 6,888,759,313.92
  5. Step 5: Solve for x
    x = 6,888,759,313.92/98,982.40
  6. Step 6: Final answer
    x = 69,595.80

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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.