Home / 83,798.12-115,641.84-46,074.80

Finding the Fourth Proportional to 83,798.12, 115,641.84 and 46,074.80

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Solution

The fourth proportional to 83,798.12, 115,641.84 and 46,074.80 is: 63,583.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,798.12 : 115,641.84 = 46,074.80 : x
  2. Step 2: Convert to fraction form
    83,798.12/115,641.84 = 46,074.80/x
  3. Step 3: Cross multiply
    83,798.12x = 115,641.84 × 46,074.80
  4. Step 4: Simplify right side
    83,798.12x = 5,328,174,649.63
  5. Step 5: Solve for x
    x = 5,328,174,649.63/83,798.12
  6. Step 6: Final answer
    x = 63,583.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.