Home / 86,564.24-130,074.68-46,612.76

Finding the Fourth Proportional to 86,564.24, 130,074.68 and 46,612.76

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Solution

The fourth proportional to 86,564.24, 130,074.68 and 46,612.76 is: 70,042.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,564.24 : 130,074.68 = 46,612.76 : x
  2. Step 2: Convert to fraction form
    86,564.24/130,074.68 = 46,612.76/x
  3. Step 3: Cross multiply
    86,564.24x = 130,074.68 × 46,612.76
  4. Step 4: Simplify right side
    86,564.24x = 6,063,139,399.20
  5. Step 5: Solve for x
    x = 6,063,139,399.20/86,564.24
  6. Step 6: Final answer
    x = 70,042.08

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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.