Home / 53,210.22-73,409.44-30,541.02

Finding the Fourth Proportional to 53,210.22, 73,409.44 and 30,541.02

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Solution

The fourth proportional to 53,210.22, 73,409.44 and 30,541.02 is: 42,134.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,210.22 : 73,409.44 = 30,541.02 : x
  2. Step 2: Convert to fraction form
    53,210.22/73,409.44 = 30,541.02/x
  3. Step 3: Cross multiply
    53,210.22x = 73,409.44 × 30,541.02
  4. Step 4: Simplify right side
    53,210.22x = 2,241,999,175.23
  5. Step 5: Solve for x
    x = 2,241,999,175.23/53,210.22
  6. Step 6: Final answer
    x = 42,134.75

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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.