Home / 56,250.84-77,626.08-31,100.16

Finding the Fourth Proportional to 56,250.84, 77,626.08 and 31,100.16

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Solution

The fourth proportional to 56,250.84, 77,626.08 and 31,100.16 is: 42,918.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,250.84 : 77,626.08 = 31,100.16 : x
  2. Step 2: Convert to fraction form
    56,250.84/77,626.08 = 31,100.16/x
  3. Step 3: Cross multiply
    56,250.84x = 77,626.08 × 31,100.16
  4. Step 4: Simplify right side
    56,250.84x = 2,414,183,508.17
  5. Step 5: Solve for x
    x = 2,414,183,508.17/56,250.84
  6. Step 6: Final answer
    x = 42,918.18

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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.