Home / 140,148.23-210,287.95-61,252.20

Finding the Fourth Proportional to 140,148.23, 210,287.95 and 61,252.20

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Solution

The fourth proportional to 140,148.23, 210,287.95 and 61,252.20 is: 91,906.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,148.23 : 210,287.95 = 61,252.20 : x
  2. Step 2: Convert to fraction form
    140,148.23/210,287.95 = 61,252.20/x
  3. Step 3: Cross multiply
    140,148.23x = 210,287.95 × 61,252.20
  4. Step 4: Simplify right side
    140,148.23x = 12,880,599,417.86
  5. Step 5: Solve for x
    x = 12,880,599,417.86/140,148.23
  6. Step 6: Final answer
    x = 91,906.98

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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.