Home / 46,822.20-70,233.30-31,075.80

Finding the Fourth Proportional to 46,822.20, 70,233.30 and 31,075.80

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Solution

The fourth proportional to 46,822.20, 70,233.30 and 31,075.80 is: 46,613.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,822.20 : 70,233.30 = 31,075.80 : x
  2. Step 2: Convert to fraction form
    46,822.20/70,233.30 = 31,075.80/x
  3. Step 3: Cross multiply
    46,822.20x = 70,233.30 × 31,075.80
  4. Step 4: Simplify right side
    46,822.20x = 2,182,555,984.14
  5. Step 5: Solve for x
    x = 2,182,555,984.14/46,822.20
  6. Step 6: Final answer
    x = 46,613.70

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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.