Home / 163,426.38-225,332.19-118,031.82

Finding the Fourth Proportional to 163,426.38, 225,332.19 and 118,031.82

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Solution

The fourth proportional to 163,426.38, 225,332.19 and 118,031.82 is: 162,742.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,426.38 : 225,332.19 = 118,031.82 : x
  2. Step 2: Convert to fraction form
    163,426.38/225,332.19 = 118,031.82/x
  3. Step 3: Cross multiply
    163,426.38x = 225,332.19 × 118,031.82
  4. Step 4: Simplify right side
    163,426.38x = 26,596,368,490.29
  5. Step 5: Solve for x
    x = 26,596,368,490.29/163,426.38
  6. Step 6: Final answer
    x = 162,742.20

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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.