Home / 94,409.95-130,289.16-51,387.36

Finding the Fourth Proportional to 94,409.95, 130,289.16 and 51,387.36

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Solution

The fourth proportional to 94,409.95, 130,289.16 and 51,387.36 is: 70,916.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,409.95 : 130,289.16 = 51,387.36 : x
  2. Step 2: Convert to fraction form
    94,409.95/130,289.16 = 51,387.36/x
  3. Step 3: Cross multiply
    94,409.95x = 130,289.16 × 51,387.36
  4. Step 4: Simplify right side
    94,409.95x = 6,695,215,317.57
  5. Step 5: Solve for x
    x = 6,695,215,317.57/94,409.95
  6. Step 6: Final answer
    x = 70,916.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.