Home / 160,698.24-221,760.04-89,077.64

Finding the Fourth Proportional to 160,698.24, 221,760.04 and 89,077.64

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Solution

The fourth proportional to 160,698.24, 221,760.04 and 89,077.64 is: 122,925.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,698.24 : 221,760.04 = 89,077.64 : x
  2. Step 2: Convert to fraction form
    160,698.24/221,760.04 = 89,077.64/x
  3. Step 3: Cross multiply
    160,698.24x = 221,760.04 × 89,077.64
  4. Step 4: Simplify right side
    160,698.24x = 19,753,861,009.51
  5. Step 5: Solve for x
    x = 19,753,861,009.51/160,698.24
  6. Step 6: Final answer
    x = 122,925.19

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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.