Home / 236,421.40-354,632.10-96,280.60

Finding the Fourth Proportional to 236,421.40, 354,632.10 and 96,280.60

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Solution

The fourth proportional to 236,421.40, 354,632.10 and 96,280.60 is: 144,420.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,421.40 : 354,632.10 = 96,280.60 : x
  2. Step 2: Convert to fraction form
    236,421.40/354,632.10 = 96,280.60/x
  3. Step 3: Cross multiply
    236,421.40x = 354,632.10 × 96,280.60
  4. Step 4: Simplify right side
    236,421.40x = 34,144,191,367.26
  5. Step 5: Solve for x
    x = 34,144,191,367.26/236,421.40
  6. Step 6: Final answer
    x = 144,420.90

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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.