Home / 155,459.75-233,195.70-48,916.40

Finding the Fourth Proportional to 155,459.75, 233,195.70 and 48,916.40

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Solution

The fourth proportional to 155,459.75, 233,195.70 and 48,916.40 is: 73,376.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,459.75 : 233,195.70 = 48,916.40 : x
  2. Step 2: Convert to fraction form
    155,459.75/233,195.70 = 48,916.40/x
  3. Step 3: Cross multiply
    155,459.75x = 233,195.70 × 48,916.40
  4. Step 4: Simplify right side
    155,459.75x = 11,407,094,139.48
  5. Step 5: Solve for x
    x = 11,407,094,139.48/155,459.75
  6. Step 6: Final answer
    x = 73,376.51

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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.