Home / 115,547.60-173,321.40-109,096.40

Finding the Fourth Proportional to 115,547.60, 173,321.40 and 109,096.40

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Solution

The fourth proportional to 115,547.60, 173,321.40 and 109,096.40 is: 163,644.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,547.60 : 173,321.40 = 109,096.40 : x
  2. Step 2: Convert to fraction form
    115,547.60/173,321.40 = 109,096.40/x
  3. Step 3: Cross multiply
    115,547.60x = 173,321.40 × 109,096.40
  4. Step 4: Simplify right side
    115,547.60x = 18,908,740,782.96
  5. Step 5: Solve for x
    x = 18,908,740,782.96/115,547.60
  6. Step 6: Final answer
    x = 163,644.60

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1.5x scale

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.