Home / 53,051.79-79,528.22-36,419.66

Finding the Fourth Proportional to 53,051.79, 79,528.22 and 36,419.66

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Solution

The fourth proportional to 53,051.79, 79,528.22 and 36,419.66 is: 54,595.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,051.79 : 79,528.22 = 36,419.66 : x
  2. Step 2: Convert to fraction form
    53,051.79/79,528.22 = 36,419.66/x
  3. Step 3: Cross multiply
    53,051.79x = 79,528.22 × 36,419.66
  4. Step 4: Simplify right side
    53,051.79x = 2,896,390,153.07
  5. Step 5: Solve for x
    x = 2,896,390,153.07/53,051.79
  6. Step 6: Final answer
    x = 54,595.52

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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.