Home / 160,153.52-221,011.92-88,533.56

Finding the Fourth Proportional to 160,153.52, 221,011.92 and 88,533.56

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Solution

The fourth proportional to 160,153.52, 221,011.92 and 88,533.56 is: 122,176.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,153.52 : 221,011.92 = 88,533.56 : x
  2. Step 2: Convert to fraction form
    160,153.52/221,011.92 = 88,533.56/x
  3. Step 3: Cross multiply
    160,153.52x = 221,011.92 × 88,533.56
  4. Step 4: Simplify right side
    160,153.52x = 19,566,972,080.04
  5. Step 5: Solve for x
    x = 19,566,972,080.04/160,153.52
  6. Step 6: Final answer
    x = 122,176.35

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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.