Home / 132,386.50-182,688.01-71,955.74

Finding the Fourth Proportional to 132,386.50, 182,688.01 and 71,955.74

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Solution

The fourth proportional to 132,386.50, 182,688.01 and 71,955.74 is: 99,296.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,386.50 : 182,688.01 = 71,955.74 : x
  2. Step 2: Convert to fraction form
    132,386.50/182,688.01 = 71,955.74/x
  3. Step 3: Cross multiply
    132,386.50x = 182,688.01 × 71,955.74
  4. Step 4: Simplify right side
    132,386.50x = 13,145,451,225.51
  5. Step 5: Solve for x
    x = 13,145,451,225.51/132,386.50
  6. Step 6: Final answer
    x = 99,296.01

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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.