Home / 53,190.35-73,402.32-29,317.04

Finding the Fourth Proportional to 53,190.35, 73,402.32 and 29,317.04

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Solution

The fourth proportional to 53,190.35, 73,402.32 and 29,317.04 is: 40,457.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,190.35 : 73,402.32 = 29,317.04 : x
  2. Step 2: Convert to fraction form
    53,190.35/73,402.32 = 29,317.04/x
  3. Step 3: Cross multiply
    53,190.35x = 73,402.32 × 29,317.04
  4. Step 4: Simplify right side
    53,190.35x = 2,151,938,751.53
  5. Step 5: Solve for x
    x = 2,151,938,751.53/53,190.35
  6. Step 6: Final answer
    x = 40,457.32

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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.