Home / 53,385.02-73,586.48-42,036.51

Finding the Fourth Proportional to 53,385.02, 73,586.48 and 42,036.51

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Solution

The fourth proportional to 53,385.02, 73,586.48 and 42,036.51 is: 57,943.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,385.02 : 73,586.48 = 42,036.51 : x
  2. Step 2: Convert to fraction form
    53,385.02/73,586.48 = 42,036.51/x
  3. Step 3: Cross multiply
    53,385.02x = 73,586.48 × 42,036.51
  4. Step 4: Simplify right side
    53,385.02x = 3,093,318,592.20
  5. Step 5: Solve for x
    x = 3,093,318,592.20/53,385.02
  6. Step 6: Final answer
    x = 57,943.57

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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.