Home / 132,465.27-182,803.29-72,036.48

Finding the Fourth Proportional to 132,465.27, 182,803.29 and 72,036.48

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Solution

The fourth proportional to 132,465.27, 182,803.29 and 72,036.48 is: 99,411.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,465.27 : 182,803.29 = 72,036.48 : x
  2. Step 2: Convert to fraction form
    132,465.27/182,803.29 = 72,036.48/x
  3. Step 3: Cross multiply
    132,465.27x = 182,803.29 × 72,036.48
  4. Step 4: Simplify right side
    132,465.27x = 13,168,505,544.02
  5. Step 5: Solve for x
    x = 13,168,505,544.02/132,465.27
  6. Step 6: Final answer
    x = 99,411.00

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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.