Home / 370,176.48-555,266.16-89,693.28

Finding the Fourth Proportional to 370,176.48, 555,266.16 and 89,693.28

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Solution

The fourth proportional to 370,176.48, 555,266.16 and 89,693.28 is: 134,540.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,176.48 : 555,266.16 = 89,693.28 : x
  2. Step 2: Convert to fraction form
    370,176.48/555,266.16 = 89,693.28/x
  3. Step 3: Cross multiply
    370,176.48x = 555,266.16 × 89,693.28
  4. Step 4: Simplify right side
    370,176.48x = 49,803,643,163.40
  5. Step 5: Solve for x
    x = 49,803,643,163.40/370,176.48
  6. Step 6: Final answer
    x = 134,540.27

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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.