Home / 160,317.36-221,218.51-92,356.34

Finding the Fourth Proportional to 160,317.36, 221,218.51 and 92,356.34

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Solution

The fourth proportional to 160,317.36, 221,218.51 and 92,356.34 is: 127,440.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,317.36 : 221,218.51 = 92,356.34 : x
  2. Step 2: Convert to fraction form
    160,317.36/221,218.51 = 92,356.34/x
  3. Step 3: Cross multiply
    160,317.36x = 221,218.51 × 92,356.34
  4. Step 4: Simplify right side
    160,317.36x = 20,430,931,923.85
  5. Step 5: Solve for x
    x = 20,430,931,923.85/160,317.36
  6. Step 6: Final answer
    x = 127,440.55

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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.