Home / 56,526.05-77,810.19-48,865.79

Finding the Fourth Proportional to 56,526.05, 77,810.19 and 48,865.79

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Solution

The fourth proportional to 56,526.05, 77,810.19 and 48,865.79 is: 67,265.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,526.05 : 77,810.19 = 48,865.79 : x
  2. Step 2: Convert to fraction form
    56,526.05/77,810.19 = 48,865.79/x
  3. Step 3: Cross multiply
    56,526.05x = 77,810.19 × 48,865.79
  4. Step 4: Simplify right side
    56,526.05x = 3,802,256,404.40
  5. Step 5: Solve for x
    x = 3,802,256,404.40/56,526.05
  6. Step 6: Final answer
    x = 67,265.56

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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.