Home / 104,905.03-144,722.91-70,901.14

Finding the Fourth Proportional to 104,905.03, 144,722.91 and 70,901.14

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Solution

The fourth proportional to 104,905.03, 144,722.91 and 70,901.14 is: 97,812.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,905.03 : 144,722.91 = 70,901.14 : x
  2. Step 2: Convert to fraction form
    104,905.03/144,722.91 = 70,901.14/x
  3. Step 3: Cross multiply
    104,905.03x = 144,722.91 × 70,901.14
  4. Step 4: Simplify right side
    104,905.03x = 10,261,019,303.12
  5. Step 5: Solve for x
    x = 10,261,019,303.12/104,905.03
  6. Step 6: Final answer
    x = 97,812.46

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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.