Home / 162,031.31-223,567.39-94,008.86

Finding the Fourth Proportional to 162,031.31, 223,567.39 and 94,008.86

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Solution

The fourth proportional to 162,031.31, 223,567.39 and 94,008.86 is: 129,711.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,031.31 : 223,567.39 = 94,008.86 : x
  2. Step 2: Convert to fraction form
    162,031.31/223,567.39 = 94,008.86/x
  3. Step 3: Cross multiply
    162,031.31x = 223,567.39 × 94,008.86
  4. Step 4: Simplify right side
    162,031.31x = 21,017,315,467.08
  5. Step 5: Solve for x
    x = 21,017,315,467.08/162,031.31
  6. Step 6: Final answer
    x = 129,711.45

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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.