Home / 77,228.03-106,543.01-46,989.11

Finding the Fourth Proportional to 77,228.03, 106,543.01 and 46,989.11

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Solution

The fourth proportional to 77,228.03, 106,543.01 and 46,989.11 is: 64,825.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,228.03 : 106,543.01 = 46,989.11 : x
  2. Step 2: Convert to fraction form
    77,228.03/106,543.01 = 46,989.11/x
  3. Step 3: Cross multiply
    77,228.03x = 106,543.01 × 46,989.11
  4. Step 4: Simplify right side
    77,228.03x = 5,006,361,600.45
  5. Step 5: Solve for x
    x = 5,006,361,600.45/77,228.03
  6. Step 6: Final answer
    x = 64,825.70

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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.