Home / 144,062.10-216,064.35-69,182.10

Finding the Fourth Proportional to 144,062.10, 216,064.35 and 69,182.10

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Solution

The fourth proportional to 144,062.10, 216,064.35 and 69,182.10 is: 103,759.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,062.10 : 216,064.35 = 69,182.10 : x
  2. Step 2: Convert to fraction form
    144,062.10/216,064.35 = 69,182.10/x
  3. Step 3: Cross multiply
    144,062.10x = 216,064.35 × 69,182.10
  4. Step 4: Simplify right side
    144,062.10x = 14,947,785,468.14
  5. Step 5: Solve for x
    x = 14,947,785,468.14/144,062.10
  6. Step 6: Final answer
    x = 103,759.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.