Home / 315,116.04-472,431.76-163,150.24

Finding the Fourth Proportional to 315,116.04, 472,431.76 and 163,150.24

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Solution

The fourth proportional to 315,116.04, 472,431.76 and 163,150.24 is: 244,599.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,116.04 : 472,431.76 = 163,150.24 : x
  2. Step 2: Convert to fraction form
    315,116.04/472,431.76 = 163,150.24/x
  3. Step 3: Cross multiply
    315,116.04x = 472,431.76 × 163,150.24
  4. Step 4: Simplify right side
    315,116.04x = 77,077,355,027.62
  5. Step 5: Solve for x
    x = 77,077,355,027.62/315,116.04
  6. Step 6: Final answer
    x = 244,599.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.