Home / 96,124.48-143,985.66-77,302.60

Finding the Fourth Proportional to 96,124.48, 143,985.66 and 77,302.60

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Solution

The fourth proportional to 96,124.48, 143,985.66 and 77,302.60 is: 115,792.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,124.48 : 143,985.66 = 77,302.60 : x
  2. Step 2: Convert to fraction form
    96,124.48/143,985.66 = 77,302.60/x
  3. Step 3: Cross multiply
    96,124.48x = 143,985.66 × 77,302.60
  4. Step 4: Simplify right side
    96,124.48x = 11,130,465,880.72
  5. Step 5: Solve for x
    x = 11,130,465,880.72/96,124.48
  6. Step 6: Final answer
    x = 115,792.21

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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.