Home / 53,129.04-73,316.16-31,895.76

Finding the Fourth Proportional to 53,129.04, 73,316.16 and 31,895.76

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Solution

The fourth proportional to 53,129.04, 73,316.16 and 31,895.76 is: 44,015.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,129.04 : 73,316.16 = 31,895.76 : x
  2. Step 2: Convert to fraction form
    53,129.04/73,316.16 = 31,895.76/x
  3. Step 3: Cross multiply
    53,129.04x = 73,316.16 × 31,895.76
  4. Step 4: Simplify right side
    53,129.04x = 2,338,474,643.48
  5. Step 5: Solve for x
    x = 2,338,474,643.48/53,129.04
  6. Step 6: Final answer
    x = 44,015.00

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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.