Home / 112,774.37-169,108.58-65,402.93

Finding the Fourth Proportional to 112,774.37, 169,108.58 and 65,402.93

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Solution

The fourth proportional to 112,774.37, 169,108.58 and 65,402.93 is: 98,073.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,774.37 : 169,108.58 = 65,402.93 : x
  2. Step 2: Convert to fraction form
    112,774.37/169,108.58 = 65,402.93/x
  3. Step 3: Cross multiply
    112,774.37x = 169,108.58 × 65,402.93
  4. Step 4: Simplify right side
    112,774.37x = 11,060,195,447.58
  5. Step 5: Solve for x
    x = 11,060,195,447.58/112,774.37
  6. Step 6: Final answer
    x = 98,073.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.