Home / 56,346.03-77,760.14-31,196.07

Finding the Fourth Proportional to 56,346.03, 77,760.14 and 31,196.07

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Solution

The fourth proportional to 56,346.03, 77,760.14 and 31,196.07 is: 43,052.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,346.03 : 77,760.14 = 31,196.07 : x
  2. Step 2: Convert to fraction form
    56,346.03/77,760.14 = 31,196.07/x
  3. Step 3: Cross multiply
    56,346.03x = 77,760.14 × 31,196.07
  4. Step 4: Simplify right side
    56,346.03x = 2,425,810,614.67
  5. Step 5: Solve for x
    x = 2,425,810,614.67/56,346.03
  6. Step 6: Final answer
    x = 43,052.02

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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.