Home / 140,907.48-211,430.40-56,664.24

Finding the Fourth Proportional to 140,907.48, 211,430.40 and 56,664.24

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Solution

The fourth proportional to 140,907.48, 211,430.40 and 56,664.24 is: 85,024.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,907.48 : 211,430.40 = 56,664.24 : x
  2. Step 2: Convert to fraction form
    140,907.48/211,430.40 = 56,664.24/x
  3. Step 3: Cross multiply
    140,907.48x = 211,430.40 × 56,664.24
  4. Step 4: Simplify right side
    140,907.48x = 11,980,542,928.90
  5. Step 5: Solve for x
    x = 11,980,542,928.90/140,907.48
  6. Step 6: Final answer
    x = 85,024.18

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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.