Home / 130,329.94-195,510.40-46,072.72

Finding the Fourth Proportional to 130,329.94, 195,510.40 and 46,072.72

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Solution

The fourth proportional to 130,329.94, 195,510.40 and 46,072.72 is: 69,114.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,329.94 : 195,510.40 = 46,072.72 : x
  2. Step 2: Convert to fraction form
    130,329.94/195,510.40 = 46,072.72/x
  3. Step 3: Cross multiply
    130,329.94x = 195,510.40 × 46,072.72
  4. Step 4: Simplify right side
    130,329.94x = 9,007,695,916.29
  5. Step 5: Solve for x
    x = 9,007,695,916.29/130,329.94
  6. Step 6: Final answer
    x = 69,114.56

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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.