Home / 56,302.08-77,496.32-49,210.88

Finding the Fourth Proportional to 56,302.08, 77,496.32 and 49,210.88

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Solution

The fourth proportional to 56,302.08, 77,496.32 and 49,210.88 is: 67,735.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,302.08 : 77,496.32 = 49,210.88 : x
  2. Step 2: Convert to fraction form
    56,302.08/77,496.32 = 49,210.88/x
  3. Step 3: Cross multiply
    56,302.08x = 77,496.32 × 49,210.88
  4. Step 4: Simplify right side
    56,302.08x = 3,813,662,103.96
  5. Step 5: Solve for x
    x = 3,813,662,103.96/56,302.08
  6. Step 6: Final answer
    x = 67,735.72

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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.