Home / 213,011.62-293,957.02-117,518.28

Finding the Fourth Proportional to 213,011.62, 293,957.02 and 117,518.28

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Solution

The fourth proportional to 213,011.62, 293,957.02 and 117,518.28 is: 162,175.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,011.62 : 293,957.02 = 117,518.28 : x
  2. Step 2: Convert to fraction form
    213,011.62/293,957.02 = 117,518.28/x
  3. Step 3: Cross multiply
    213,011.62x = 293,957.02 × 117,518.28
  4. Step 4: Simplify right side
    213,011.62x = 34,545,323,384.33
  5. Step 5: Solve for x
    x = 34,545,323,384.33/213,011.62
  6. Step 6: Final answer
    x = 162,175.77

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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.