Home / 211,632.81-292,056.84-116,148.39

Finding the Fourth Proportional to 211,632.81, 292,056.84 and 116,148.39

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Solution

The fourth proportional to 211,632.81, 292,056.84 and 116,148.39 is: 160,286.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,632.81 : 292,056.84 = 116,148.39 : x
  2. Step 2: Convert to fraction form
    211,632.81/292,056.84 = 116,148.39/x
  3. Step 3: Cross multiply
    211,632.81x = 292,056.84 × 116,148.39
  4. Step 4: Simplify right side
    211,632.81x = 33,921,931,754.49
  5. Step 5: Solve for x
    x = 33,921,931,754.49/211,632.81
  6. Step 6: Final answer
    x = 160,286.73

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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.