Home / 211,839.60-292,343.68-116,348.32

Finding the Fourth Proportional to 211,839.60, 292,343.68 and 116,348.32

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Solution

The fourth proportional to 211,839.60, 292,343.68 and 116,348.32 is: 160,563.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,839.60 : 292,343.68 = 116,348.32 : x
  2. Step 2: Convert to fraction form
    211,839.60/292,343.68 = 116,348.32/x
  3. Step 3: Cross multiply
    211,839.60x = 292,343.68 × 116,348.32
  4. Step 4: Simplify right side
    211,839.60x = 34,013,696,030.62
  5. Step 5: Solve for x
    x = 34,013,696,030.62/211,839.60
  6. Step 6: Final answer
    x = 160,563.45

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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.