Home / 62,406.64-86,118.12-34,112.32

Finding the Fourth Proportional to 62,406.64, 86,118.12 and 34,112.32

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Solution

The fourth proportional to 62,406.64, 86,118.12 and 34,112.32 is: 47,073.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,406.64 : 86,118.12 = 34,112.32 : x
  2. Step 2: Convert to fraction form
    62,406.64/86,118.12 = 34,112.32/x
  3. Step 3: Cross multiply
    62,406.64x = 86,118.12 × 34,112.32
  4. Step 4: Simplify right side
    62,406.64x = 2,937,688,867.24
  5. Step 5: Solve for x
    x = 2,937,688,867.24/62,406.64
  6. Step 6: Final answer
    x = 47,073.34

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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.