Home / 139,926.48-209,827.95-40,064.01

Finding the Fourth Proportional to 139,926.48, 209,827.95 and 40,064.01

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Solution

The fourth proportional to 139,926.48, 209,827.95 and 40,064.01 is: 60,078.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,926.48 : 209,827.95 = 40,064.01 : x
  2. Step 2: Convert to fraction form
    139,926.48/209,827.95 = 40,064.01/x
  3. Step 3: Cross multiply
    139,926.48x = 209,827.95 × 40,064.01
  4. Step 4: Simplify right side
    139,926.48x = 8,406,549,087.08
  5. Step 5: Solve for x
    x = 8,406,549,087.08/139,926.48
  6. Step 6: Final answer
    x = 60,078.33

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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.