Home / 77,028.48-115,503.84-37,526.40

Finding the Fourth Proportional to 77,028.48, 115,503.84 and 37,526.40

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Solution

The fourth proportional to 77,028.48, 115,503.84 and 37,526.40 is: 56,270.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,028.48 : 115,503.84 = 37,526.40 : x
  2. Step 2: Convert to fraction form
    77,028.48/115,503.84 = 37,526.40/x
  3. Step 3: Cross multiply
    77,028.48x = 115,503.84 × 37,526.40
  4. Step 4: Simplify right side
    77,028.48x = 4,334,443,301.38
  5. Step 5: Solve for x
    x = 4,334,443,301.38/77,028.48
  6. Step 6: Final answer
    x = 56,270.66

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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.