Home / 140,062.77-210,088.69-40,222.58

Finding the Fourth Proportional to 140,062.77, 210,088.69 and 40,222.58

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Solution

The fourth proportional to 140,062.77, 210,088.69 and 40,222.58 is: 60,332.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,062.77 : 210,088.69 = 40,222.58 : x
  2. Step 2: Convert to fraction form
    140,062.77/210,088.69 = 40,222.58/x
  3. Step 3: Cross multiply
    140,062.77x = 210,088.69 × 40,222.58
  4. Step 4: Simplify right side
    140,062.77x = 8,450,307,989.62
  5. Step 5: Solve for x
    x = 8,450,307,989.62/140,062.77
  6. Step 6: Final answer
    x = 60,332.29

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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.