Home / 113,561.08-156,712.26-63,259

Finding the Fourth Proportional to 113,561.08, 156,712.26 and 63,259

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Solution

The fourth proportional to 113,561.08, 156,712.26 and 63,259 is: 87,296.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,561.08 : 156,712.26 = 63,259 : x
  2. Step 2: Convert to fraction form
    113,561.08/156,712.26 = 63,259/x
  3. Step 3: Cross multiply
    113,561.08x = 156,712.26 × 63,259
  4. Step 4: Simplify right side
    113,561.08x = 9,913,460,855.34
  5. Step 5: Solve for x
    x = 9,913,460,855.34/113,561.08
  6. Step 6: Final answer
    x = 87,296.29

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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.