Home / 213,516.02-294,640.61-118,017.02

Finding the Fourth Proportional to 213,516.02, 294,640.61 and 118,017.02

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Solution

The fourth proportional to 213,516.02, 294,640.61 and 118,017.02 is: 162,857.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,516.02 : 294,640.61 = 118,017.02 : x
  2. Step 2: Convert to fraction form
    213,516.02/294,640.61 = 118,017.02/x
  3. Step 3: Cross multiply
    213,516.02x = 294,640.61 × 118,017.02
  4. Step 4: Simplify right side
    213,516.02x = 34,772,606,909.70
  5. Step 5: Solve for x
    x = 34,772,606,909.70/213,516.02
  6. Step 6: Final answer
    x = 162,857.13

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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.