Home / 140,225.03-210,337.89-55,992.05

Finding the Fourth Proportional to 140,225.03, 210,337.89 and 55,992.05

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Solution

The fourth proportional to 140,225.03, 210,337.89 and 55,992.05 is: 83,988.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,225.03 : 210,337.89 = 55,992.05 : x
  2. Step 2: Convert to fraction form
    140,225.03/210,337.89 = 55,992.05/x
  3. Step 3: Cross multiply
    140,225.03x = 210,337.89 × 55,992.05
  4. Step 4: Simplify right side
    140,225.03x = 11,777,249,653.77
  5. Step 5: Solve for x
    x = 11,777,249,653.77/140,225.03
  6. Step 6: Final answer
    x = 83,988.21

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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.