Home / 102,303.10-141,065.44-70,043.03

Finding the Fourth Proportional to 102,303.10, 141,065.44 and 70,043.03

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Solution

The fourth proportional to 102,303.10, 141,065.44 and 70,043.03 is: 96,582.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,303.10 : 141,065.44 = 70,043.03 : x
  2. Step 2: Convert to fraction form
    102,303.10/141,065.44 = 70,043.03/x
  3. Step 3: Cross multiply
    102,303.10x = 141,065.44 × 70,043.03
  4. Step 4: Simplify right side
    102,303.10x = 9,880,649,965.45
  5. Step 5: Solve for x
    x = 9,880,649,965.45/102,303.10
  6. Step 6: Final answer
    x = 96,582.12

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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.