Home / 144,088.10-216,132.14-49,319.51

Finding the Fourth Proportional to 144,088.10, 216,132.14 and 49,319.51

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Solution

The fourth proportional to 144,088.10, 216,132.14 and 49,319.51 is: 73,979.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,088.10 : 216,132.14 = 49,319.51 : x
  2. Step 2: Convert to fraction form
    144,088.10/216,132.14 = 49,319.51/x
  3. Step 3: Cross multiply
    144,088.10x = 216,132.14 × 49,319.51
  4. Step 4: Simplify right side
    144,088.10x = 10,659,531,240.05
  5. Step 5: Solve for x
    x = 10,659,531,240.05/144,088.10
  6. Step 6: Final answer
    x = 73,979.26

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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.