Home / 126,329.02-174,332.55-69,739.18

Finding the Fourth Proportional to 126,329.02, 174,332.55 and 69,739.18

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Solution

The fourth proportional to 126,329.02, 174,332.55 and 69,739.18 is: 96,239.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,329.02 : 174,332.55 = 69,739.18 : x
  2. Step 2: Convert to fraction form
    126,329.02/174,332.55 = 69,739.18/x
  3. Step 3: Cross multiply
    126,329.02x = 174,332.55 × 69,739.18
  4. Step 4: Simplify right side
    126,329.02x = 12,157,809,084.31
  5. Step 5: Solve for x
    x = 12,157,809,084.31/126,329.02
  6. Step 6: Final answer
    x = 96,239.24

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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.