Home / 53,655.63-80,415.60-46,975.76

Finding the Fourth Proportional to 53,655.63, 80,415.60 and 46,975.76

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Solution

The fourth proportional to 53,655.63, 80,415.60 and 46,975.76 is: 70,404.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,655.63 : 80,415.60 = 46,975.76 : x
  2. Step 2: Convert to fraction form
    53,655.63/80,415.60 = 46,975.76/x
  3. Step 3: Cross multiply
    53,655.63x = 80,415.60 × 46,975.76
  4. Step 4: Simplify right side
    53,655.63x = 3,777,583,925.86
  5. Step 5: Solve for x
    x = 3,777,583,925.86/53,655.63
  6. Step 6: Final answer
    x = 70,404.24

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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.