Home / 76,041.53-104,887.90-48,774.45

Finding the Fourth Proportional to 76,041.53, 104,887.90 and 48,774.45

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Solution

The fourth proportional to 76,041.53, 104,887.90 and 48,774.45 is: 67,277.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,041.53 : 104,887.90 = 48,774.45 : x
  2. Step 2: Convert to fraction form
    76,041.53/104,887.90 = 48,774.45/x
  3. Step 3: Cross multiply
    76,041.53x = 104,887.90 × 48,774.45
  4. Step 4: Simplify right side
    76,041.53x = 5,115,849,390.28
  5. Step 5: Solve for x
    x = 5,115,849,390.28/76,041.53
  6. Step 6: Final answer
    x = 67,277.05

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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.