Home / 140,423.81-210,635.73-46,929.56

Finding the Fourth Proportional to 140,423.81, 210,635.73 and 46,929.56

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Solution

The fourth proportional to 140,423.81, 210,635.73 and 46,929.56 is: 70,394.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,423.81 : 210,635.73 = 46,929.56 : x
  2. Step 2: Convert to fraction form
    140,423.81/210,635.73 = 46,929.56/x
  3. Step 3: Cross multiply
    140,423.81x = 210,635.73 × 46,929.56
  4. Step 4: Simplify right side
    140,423.81x = 9,885,042,129.18
  5. Step 5: Solve for x
    x = 9,885,042,129.18/140,423.81
  6. Step 6: Final answer
    x = 70,394.35

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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.