Home / 112,795.88-169,081.22-56,464.02

Finding the Fourth Proportional to 112,795.88, 169,081.22 and 56,464.02

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Solution

The fourth proportional to 112,795.88, 169,081.22 and 56,464.02 is: 84,639.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,795.88 : 169,081.22 = 56,464.02 : x
  2. Step 2: Convert to fraction form
    112,795.88/169,081.22 = 56,464.02/x
  3. Step 3: Cross multiply
    112,795.88x = 169,081.22 × 56,464.02
  4. Step 4: Simplify right side
    112,795.88x = 9,547,005,528.86
  5. Step 5: Solve for x
    x = 9,547,005,528.86/112,795.88
  6. Step 6: Final answer
    x = 84,639.67

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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.