Home / 121,584.48-182,395.02-42,684.84

Finding the Fourth Proportional to 121,584.48, 182,395.02 and 42,684.84

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Solution

The fourth proportional to 121,584.48, 182,395.02 and 42,684.84 is: 64,033.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,584.48 : 182,395.02 = 42,684.84 : x
  2. Step 2: Convert to fraction form
    121,584.48/182,395.02 = 42,684.84/x
  3. Step 3: Cross multiply
    121,584.48x = 182,395.02 × 42,684.84
  4. Step 4: Simplify right side
    121,584.48x = 7,785,502,245.50
  5. Step 5: Solve for x
    x = 7,785,502,245.50/121,584.48
  6. Step 6: Final answer
    x = 64,033.68

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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.