Home / 211,639.59-292,071.03-116,149.68

Finding the Fourth Proportional to 211,639.59, 292,071.03 and 116,149.68

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Solution

The fourth proportional to 211,639.59, 292,071.03 and 116,149.68 is: 160,291.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,639.59 : 292,071.03 = 116,149.68 : x
  2. Step 2: Convert to fraction form
    211,639.59/292,071.03 = 116,149.68/x
  3. Step 3: Cross multiply
    211,639.59x = 292,071.03 × 116,149.68
  4. Step 4: Simplify right side
    211,639.59x = 33,923,956,671.77
  5. Step 5: Solve for x
    x = 33,923,956,671.77/211,639.59
  6. Step 6: Final answer
    x = 160,291.17

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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.