Home / 160,678.98-221,807.62-112,470.24

Finding the Fourth Proportional to 160,678.98, 221,807.62 and 112,470.24

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Solution

The fourth proportional to 160,678.98, 221,807.62 and 112,470.24 is: 155,258.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,678.98 : 221,807.62 = 112,470.24 : x
  2. Step 2: Convert to fraction form
    160,678.98/221,807.62 = 112,470.24/x
  3. Step 3: Cross multiply
    160,678.98x = 221,807.62 × 112,470.24
  4. Step 4: Simplify right side
    160,678.98x = 24,946,754,583.84
  5. Step 5: Solve for x
    x = 24,946,754,583.84/160,678.98
  6. Step 6: Final answer
    x = 155,258.36

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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.