Home / 56,204.04-77,563.14-31,055.16

Finding the Fourth Proportional to 56,204.04, 77,563.14 and 31,055.16

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Solution

The fourth proportional to 56,204.04, 77,563.14 and 31,055.16 is: 42,856.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,204.04 : 77,563.14 = 31,055.16 : x
  2. Step 2: Convert to fraction form
    56,204.04/77,563.14 = 31,055.16/x
  3. Step 3: Cross multiply
    56,204.04x = 77,563.14 × 31,055.16
  4. Step 4: Simplify right side
    56,204.04x = 2,408,735,722.80
  5. Step 5: Solve for x
    x = 2,408,735,722.80/56,204.04
  6. Step 6: Final answer
    x = 42,856.99

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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.