Home / 126,830.25-175,018.73-70,237.17

Finding the Fourth Proportional to 126,830.25, 175,018.73 and 70,237.17

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Solution

The fourth proportional to 126,830.25, 175,018.73 and 70,237.17 is: 96,923.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,830.25 : 175,018.73 = 70,237.17 : x
  2. Step 2: Convert to fraction form
    126,830.25/175,018.73 = 70,237.17/x
  3. Step 3: Cross multiply
    126,830.25x = 175,018.73 × 70,237.17
  4. Step 4: Simplify right side
    126,830.25x = 12,292,819,941.01
  5. Step 5: Solve for x
    x = 12,292,819,941.01/126,830.25
  6. Step 6: Final answer
    x = 96,923.41

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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.