Home / 109,064.19-150,506.40-60,665.07

Finding the Fourth Proportional to 109,064.19, 150,506.40 and 60,665.07

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Solution

The fourth proportional to 109,064.19, 150,506.40 and 60,665.07 is: 83,716.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,064.19 : 150,506.40 = 60,665.07 : x
  2. Step 2: Convert to fraction form
    109,064.19/150,506.40 = 60,665.07/x
  3. Step 3: Cross multiply
    109,064.19x = 150,506.40 × 60,665.07
  4. Step 4: Simplify right side
    109,064.19x = 9,130,480,538.92
  5. Step 5: Solve for x
    x = 9,130,480,538.92/109,064.19
  6. Step 6: Final answer
    x = 83,716.58

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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.