Home / 112,023.76-168,035.64-64,710.85

Finding the Fourth Proportional to 112,023.76, 168,035.64 and 64,710.85

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Solution

The fourth proportional to 112,023.76, 168,035.64 and 64,710.85 is: 97,066.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,023.76 : 168,035.64 = 64,710.85 : x
  2. Step 2: Convert to fraction form
    112,023.76/168,035.64 = 64,710.85/x
  3. Step 3: Cross multiply
    112,023.76x = 168,035.64 × 64,710.85
  4. Step 4: Simplify right side
    112,023.76x = 10,873,729,094.69
  5. Step 5: Solve for x
    x = 10,873,729,094.69/112,023.76
  6. Step 6: Final answer
    x = 97,066.28

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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.