Home / 79,276.51-118,966.20-34,341.76

Finding the Fourth Proportional to 79,276.51, 118,966.20 and 34,341.76

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Solution

The fourth proportional to 79,276.51, 118,966.20 and 34,341.76 is: 51,534.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,276.51 : 118,966.20 = 34,341.76 : x
  2. Step 2: Convert to fraction form
    79,276.51/118,966.20 = 34,341.76/x
  3. Step 3: Cross multiply
    79,276.51x = 118,966.20 × 34,341.76
  4. Step 4: Simplify right side
    79,276.51x = 4,085,508,688.51
  5. Step 5: Solve for x
    x = 4,085,508,688.51/79,276.51
  6. Step 6: Final answer
    x = 51,534.92

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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.