Home / 213,065.68-294,047.08-117,580.56

Finding the Fourth Proportional to 213,065.68, 294,047.08 and 117,580.56

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Solution

The fourth proportional to 213,065.68, 294,047.08 and 117,580.56 is: 162,270.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,065.68 : 294,047.08 = 117,580.56 : x
  2. Step 2: Convert to fraction form
    213,065.68/294,047.08 = 117,580.56/x
  3. Step 3: Cross multiply
    213,065.68x = 294,047.08 × 117,580.56
  4. Step 4: Simplify right side
    213,065.68x = 34,574,220,332.76
  5. Step 5: Solve for x
    x = 34,574,220,332.76/213,065.68
  6. Step 6: Final answer
    x = 162,270.25

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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.