Home / 112,816.08-169,202.24-42,700.86

Finding the Fourth Proportional to 112,816.08, 169,202.24 and 42,700.86

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Solution

The fourth proportional to 112,816.08, 169,202.24 and 42,700.86 is: 64,043.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,816.08 : 169,202.24 = 42,700.86 : x
  2. Step 2: Convert to fraction form
    112,816.08/169,202.24 = 42,700.86/x
  3. Step 3: Cross multiply
    112,816.08x = 169,202.24 × 42,700.86
  4. Step 4: Simplify right side
    112,816.08x = 7,225,081,161.93
  5. Step 5: Solve for x
    x = 7,225,081,161.93/112,816.08
  6. Step 6: Final answer
    x = 64,043.01

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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.