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Finding the Fourth Proportional to 97,623, 146,267.32 and 53,280.86

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Solution

The fourth proportional to 97,623, 146,267.32 and 53,280.86 is: 79,830.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,623 : 146,267.32 = 53,280.86 : x
  2. Step 2: Convert to fraction form
    97,623/146,267.32 = 53,280.86/x
  3. Step 3: Cross multiply
    97,623x = 146,267.32 × 53,280.86
  4. Step 4: Simplify right side
    97,623x = 7,793,248,599.50
  5. Step 5: Solve for x
    x = 7,793,248,599.50/97,623
  6. Step 6: Final answer
    x = 79,830.05

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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.