Home / 56,199.45-84,346.47-28,111.08

Finding the Fourth Proportional to 56,199.45, 84,346.47 and 28,111.08

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Solution

The fourth proportional to 56,199.45, 84,346.47 and 28,111.08 is: 42,190.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,199.45 : 84,346.47 = 28,111.08 : x
  2. Step 2: Convert to fraction form
    56,199.45/84,346.47 = 28,111.08/x
  3. Step 3: Cross multiply
    56,199.45x = 84,346.47 × 28,111.08
  4. Step 4: Simplify right side
    56,199.45x = 2,371,070,365.89
  5. Step 5: Solve for x
    x = 2,371,070,365.89/56,199.45
  6. Step 6: Final answer
    x = 42,190.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.