Home / 84,272.76-116,318.74-52,423.56

Finding the Fourth Proportional to 84,272.76, 116,318.74 and 52,423.56

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Solution

The fourth proportional to 84,272.76, 116,318.74 and 52,423.56 is: 72,358.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,272.76 : 116,318.74 = 52,423.56 : x
  2. Step 2: Convert to fraction form
    84,272.76/116,318.74 = 52,423.56/x
  3. Step 3: Cross multiply
    84,272.76x = 116,318.74 × 52,423.56
  4. Step 4: Simplify right side
    84,272.76x = 6,097,842,445.51
  5. Step 5: Solve for x
    x = 6,097,842,445.51/84,272.76
  6. Step 6: Final answer
    x = 72,358.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.