Home / 134,886.64-202,432.07-75,772.03

Finding the Fourth Proportional to 134,886.64, 202,432.07 and 75,772.03

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Solution

The fourth proportional to 134,886.64, 202,432.07 and 75,772.03 is: 113,715.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,886.64 : 202,432.07 = 75,772.03 : x
  2. Step 2: Convert to fraction form
    134,886.64/202,432.07 = 75,772.03/x
  3. Step 3: Cross multiply
    134,886.64x = 202,432.07 × 75,772.03
  4. Step 4: Simplify right side
    134,886.64x = 15,338,688,881.00
  5. Step 5: Solve for x
    x = 15,338,688,881.00/134,886.64
  6. Step 6: Final answer
    x = 113,715.40

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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.