Home / 58,281.28-80,287.68-46,340.80

Finding the Fourth Proportional to 58,281.28, 80,287.68 and 46,340.80

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Solution

The fourth proportional to 58,281.28, 80,287.68 and 46,340.80 is: 63,838.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,281.28 : 80,287.68 = 46,340.80 : x
  2. Step 2: Convert to fraction form
    58,281.28/80,287.68 = 46,340.80/x
  3. Step 3: Cross multiply
    58,281.28x = 80,287.68 × 46,340.80
  4. Step 4: Simplify right side
    58,281.28x = 3,720,595,321.34
  5. Step 5: Solve for x
    x = 3,720,595,321.34/58,281.28
  6. Step 6: Final answer
    x = 63,838.60

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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.