Home / 60,145.54-90,218.34-18,030.08

Finding the Fourth Proportional to 60,145.54, 90,218.34 and 18,030.08

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Solution

The fourth proportional to 60,145.54, 90,218.34 and 18,030.08 is: 27,045.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,145.54 : 90,218.34 = 18,030.08 : x
  2. Step 2: Convert to fraction form
    60,145.54/90,218.34 = 18,030.08/x
  3. Step 3: Cross multiply
    60,145.54x = 90,218.34 × 18,030.08
  4. Step 4: Simplify right side
    60,145.54x = 1,626,644,113.21
  5. Step 5: Solve for x
    x = 1,626,644,113.21/60,145.54
  6. Step 6: Final answer
    x = 27,045.13

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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.