Home / 140,421.56-210,632.36-46,927.31

Finding the Fourth Proportional to 140,421.56, 210,632.36 and 46,927.31

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Solution

The fourth proportional to 140,421.56, 210,632.36 and 46,927.31 is: 70,390.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,421.56 : 210,632.36 = 46,927.31 : x
  2. Step 2: Convert to fraction form
    140,421.56/210,632.36 = 46,927.31/x
  3. Step 3: Cross multiply
    140,421.56x = 210,632.36 × 46,927.31
  4. Step 4: Simplify right side
    140,421.56x = 9,884,410,345.70
  5. Step 5: Solve for x
    x = 9,884,410,345.70/140,421.56
  6. Step 6: Final answer
    x = 70,390.97

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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.