Home / 110,129.48-165,254.78-57,585.32

Finding the Fourth Proportional to 110,129.48, 165,254.78 and 57,585.32

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Solution

The fourth proportional to 110,129.48, 165,254.78 and 57,585.32 is: 86,409.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,129.48 : 165,254.78 = 57,585.32 : x
  2. Step 2: Convert to fraction form
    110,129.48/165,254.78 = 57,585.32/x
  3. Step 3: Cross multiply
    110,129.48x = 165,254.78 × 57,585.32
  4. Step 4: Simplify right side
    110,129.48x = 9,516,249,387.83
  5. Step 5: Solve for x
    x = 9,516,249,387.83/110,129.48
  6. Step 6: Final answer
    x = 86,409.65

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1.5x scale

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.