Home / 140,002.65-210,003.98-46,508.40

Finding the Fourth Proportional to 140,002.65, 210,003.98 and 46,508.40

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Solution

The fourth proportional to 140,002.65, 210,003.98 and 46,508.40 is: 69,762.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,002.65 : 210,003.98 = 46,508.40 : x
  2. Step 2: Convert to fraction form
    140,002.65/210,003.98 = 46,508.40/x
  3. Step 3: Cross multiply
    140,002.65x = 210,003.98 × 46,508.40
  4. Step 4: Simplify right side
    140,002.65x = 9,766,948,870.89
  5. Step 5: Solve for x
    x = 9,766,948,870.89/140,002.65
  6. Step 6: Final answer
    x = 69,762.60

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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.