Home / 148,132.09-204,421.40-84,468.52

Finding the Fourth Proportional to 148,132.09, 204,421.40 and 84,468.52

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Solution

The fourth proportional to 148,132.09, 204,421.40 and 84,468.52 is: 116,566.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,132.09 : 204,421.40 = 84,468.52 : x
  2. Step 2: Convert to fraction form
    148,132.09/204,421.40 = 84,468.52/x
  3. Step 3: Cross multiply
    148,132.09x = 204,421.40 × 84,468.52
  4. Step 4: Simplify right side
    148,132.09x = 17,267,172,303.39
  5. Step 5: Solve for x
    x = 17,267,172,303.39/148,132.09
  6. Step 6: Final answer
    x = 116,566.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.