Home / 146,821.62-220,265.25-46,987.80

Finding the Fourth Proportional to 146,821.62, 220,265.25 and 46,987.80

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Solution

The fourth proportional to 146,821.62, 220,265.25 and 46,987.80 is: 70,492.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,821.62 : 220,265.25 = 46,987.80 : x
  2. Step 2: Convert to fraction form
    146,821.62/220,265.25 = 46,987.80/x
  3. Step 3: Cross multiply
    146,821.62x = 220,265.25 × 46,987.80
  4. Step 4: Simplify right side
    146,821.62x = 10,349,779,513.95
  5. Step 5: Solve for x
    x = 10,349,779,513.95/146,821.62
  6. Step 6: Final answer
    x = 70,492.20

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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.