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Finding the Fourth Proportional to 115,483.40, 173,225.10 and 96,043.40

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Solution

The fourth proportional to 115,483.40, 173,225.10 and 96,043.40 is: 144,065.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,483.40 : 173,225.10 = 96,043.40 : x
  2. Step 2: Convert to fraction form
    115,483.40/173,225.10 = 96,043.40/x
  3. Step 3: Cross multiply
    115,483.40x = 173,225.10 × 96,043.40
  4. Step 4: Simplify right side
    115,483.40x = 16,637,127,569.34
  5. Step 5: Solve for x
    x = 16,637,127,569.34/115,483.40
  6. Step 6: Final answer
    x = 144,065.10

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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.