Home / 84,376.32-126,501.99-51,088.56

Finding the Fourth Proportional to 84,376.32, 126,501.99 and 51,088.56

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Solution

The fourth proportional to 84,376.32, 126,501.99 and 51,088.56 is: 76,595.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,376.32 : 126,501.99 = 51,088.56 : x
  2. Step 2: Convert to fraction form
    84,376.32/126,501.99 = 51,088.56/x
  3. Step 3: Cross multiply
    84,376.32x = 126,501.99 × 51,088.56
  4. Step 4: Simplify right side
    84,376.32x = 6,462,804,506.23
  5. Step 5: Solve for x
    x = 6,462,804,506.23/84,376.32
  6. Step 6: Final answer
    x = 76,595.00

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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.