Home / 140,064.72-210,058.92-46,558.32

Finding the Fourth Proportional to 140,064.72, 210,058.92 and 46,558.32

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Solution

The fourth proportional to 140,064.72, 210,058.92 and 46,558.32 is: 69,824.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,064.72 : 210,058.92 = 46,558.32 : x
  2. Step 2: Convert to fraction form
    140,064.72/210,058.92 = 46,558.32/x
  3. Step 3: Cross multiply
    140,064.72x = 210,058.92 × 46,558.32
  4. Step 4: Simplify right side
    140,064.72x = 9,779,990,416.21
  5. Step 5: Solve for x
    x = 9,779,990,416.21/140,064.72
  6. Step 6: Final answer
    x = 69,824.80

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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.