Home / 64,488.03-88,989.14-35,806.22

Finding the Fourth Proportional to 64,488.03, 88,989.14 and 35,806.22

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Solution

The fourth proportional to 64,488.03, 88,989.14 and 35,806.22 is: 49,410.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,488.03 : 88,989.14 = 35,806.22 : x
  2. Step 2: Convert to fraction form
    64,488.03/88,989.14 = 35,806.22/x
  3. Step 3: Cross multiply
    64,488.03x = 88,989.14 × 35,806.22
  4. Step 4: Simplify right side
    64,488.03x = 3,186,364,279.51
  5. Step 5: Solve for x
    x = 3,186,364,279.51/64,488.03
  6. Step 6: Final answer
    x = 49,410.17

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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.