Home / 213,386.67-294,479.55-117,899.55

Finding the Fourth Proportional to 213,386.67, 294,479.55 and 117,899.55

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Solution

The fourth proportional to 213,386.67, 294,479.55 and 117,899.55 is: 162,704.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,386.67 : 294,479.55 = 117,899.55 : x
  2. Step 2: Convert to fraction form
    213,386.67/294,479.55 = 117,899.55/x
  3. Step 3: Cross multiply
    213,386.67x = 294,479.55 × 117,899.55
  4. Step 4: Simplify right side
    213,386.67x = 34,719,006,429.20
  5. Step 5: Solve for x
    x = 34,719,006,429.20/213,386.67
  6. Step 6: Final answer
    x = 162,704.66

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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.