Home / 103,576.68-155,411.73-46,664.75

Finding the Fourth Proportional to 103,576.68, 155,411.73 and 46,664.75

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Solution

The fourth proportional to 103,576.68, 155,411.73 and 46,664.75 is: 70,018.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,576.68 : 155,411.73 = 46,664.75 : x
  2. Step 2: Convert to fraction form
    103,576.68/155,411.73 = 46,664.75/x
  3. Step 3: Cross multiply
    103,576.68x = 155,411.73 × 46,664.75
  4. Step 4: Simplify right side
    103,576.68x = 7,252,249,916.05
  5. Step 5: Solve for x
    x = 7,252,249,916.05/103,576.68
  6. Step 6: Final answer
    x = 70,018.17

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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.