Home / 139,402.08-209,148.48-94,962.24

Finding the Fourth Proportional to 139,402.08, 209,148.48 and 94,962.24

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Solution

The fourth proportional to 139,402.08, 209,148.48 and 94,962.24 is: 142,474.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,402.08 : 209,148.48 = 94,962.24 : x
  2. Step 2: Convert to fraction form
    139,402.08/209,148.48 = 94,962.24/x
  3. Step 3: Cross multiply
    139,402.08x = 209,148.48 × 94,962.24
  4. Step 4: Simplify right side
    139,402.08x = 19,861,208,153.40
  5. Step 5: Solve for x
    x = 19,861,208,153.40/139,402.08
  6. Step 6: Final answer
    x = 142,474.26

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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.