Home / 140,315.48-210,484.08-46,821.08

Finding the Fourth Proportional to 140,315.48, 210,484.08 and 46,821.08

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Solution

The fourth proportional to 140,315.48, 210,484.08 and 46,821.08 is: 70,235.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,315.48 : 210,484.08 = 46,821.08 : x
  2. Step 2: Convert to fraction form
    140,315.48/210,484.08 = 46,821.08/x
  3. Step 3: Cross multiply
    140,315.48x = 210,484.08 × 46,821.08
  4. Step 4: Simplify right side
    140,315.48x = 9,855,091,948.41
  5. Step 5: Solve for x
    x = 9,855,091,948.41/140,315.48
  6. Step 6: Final answer
    x = 70,235.24

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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.