Home / 63,258.08-87,296.40-34,578.32

Finding the Fourth Proportional to 63,258.08, 87,296.40 and 34,578.32

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Solution

The fourth proportional to 63,258.08, 87,296.40 and 34,578.32 is: 47,718.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,258.08 : 87,296.40 = 34,578.32 : x
  2. Step 2: Convert to fraction form
    63,258.08/87,296.40 = 34,578.32/x
  3. Step 3: Cross multiply
    63,258.08x = 87,296.40 × 34,578.32
  4. Step 4: Simplify right side
    63,258.08x = 3,018,562,854.05
  5. Step 5: Solve for x
    x = 3,018,562,854.05/63,258.08
  6. Step 6: Final answer
    x = 47,718.22

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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.