Home / 94,918.13-130,989.75-52,479.39

Finding the Fourth Proportional to 94,918.13, 130,989.75 and 52,479.39

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Solution

The fourth proportional to 94,918.13, 130,989.75 and 52,479.39 is: 72,423.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,918.13 : 130,989.75 = 52,479.39 : x
  2. Step 2: Convert to fraction form
    94,918.13/130,989.75 = 52,479.39/x
  3. Step 3: Cross multiply
    94,918.13x = 130,989.75 × 52,479.39
  4. Step 4: Simplify right side
    94,918.13x = 6,874,262,176.25
  5. Step 5: Solve for x
    x = 6,874,262,176.25/94,918.13
  6. Step 6: Final answer
    x = 72,423.07

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1.5x scale

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.