Home / 213,724.07-294,938.02-118,228.72

Finding the Fourth Proportional to 213,724.07, 294,938.02 and 118,228.72

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Solution

The fourth proportional to 213,724.07, 294,938.02 and 118,228.72 is: 163,154.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,724.07 : 294,938.02 = 118,228.72 : x
  2. Step 2: Convert to fraction form
    213,724.07/294,938.02 = 118,228.72/x
  3. Step 3: Cross multiply
    213,724.07x = 294,938.02 × 118,228.72
  4. Step 4: Simplify right side
    213,724.07x = 34,870,144,583.93
  5. Step 5: Solve for x
    x = 34,870,144,583.93/213,724.07
  6. Step 6: Final answer
    x = 163,154.97

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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.