Home / 160,574.40-221,552.64-92,612.16

Finding the Fourth Proportional to 160,574.40, 221,552.64 and 92,612.16

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Solution

The fourth proportional to 160,574.40, 221,552.64 and 92,612.16 is: 127,781.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,574.40 : 221,552.64 = 92,612.16 : x
  2. Step 2: Convert to fraction form
    160,574.40/221,552.64 = 92,612.16/x
  3. Step 3: Cross multiply
    160,574.40x = 221,552.64 × 92,612.16
  4. Step 4: Simplify right side
    160,574.40x = 20,518,468,544.10
  5. Step 5: Solve for x
    x = 20,518,468,544.10/160,574.40
  6. Step 6: Final answer
    x = 127,781.69

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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.