Home / 68,030.03-93,881.79-37,818.16

Finding the Fourth Proportional to 68,030.03, 93,881.79 and 37,818.16

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Solution

The fourth proportional to 68,030.03, 93,881.79 and 37,818.16 is: 52,189.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,030.03 : 93,881.79 = 37,818.16 : x
  2. Step 2: Convert to fraction form
    68,030.03/93,881.79 = 37,818.16/x
  3. Step 3: Cross multiply
    68,030.03x = 93,881.79 × 37,818.16
  4. Step 4: Simplify right side
    68,030.03x = 3,550,436,320.60
  5. Step 5: Solve for x
    x = 3,550,436,320.60/68,030.03
  6. Step 6: Final answer
    x = 52,189.25

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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.