Home / 46,355.18-63,913.73-39,172.10

Finding the Fourth Proportional to 46,355.18, 63,913.73 and 39,172.10

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Solution

The fourth proportional to 46,355.18, 63,913.73 and 39,172.10 is: 54,009.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,355.18 : 63,913.73 = 39,172.10 : x
  2. Step 2: Convert to fraction form
    46,355.18/63,913.73 = 39,172.10/x
  3. Step 3: Cross multiply
    46,355.18x = 63,913.73 × 39,172.10
  4. Step 4: Simplify right side
    46,355.18x = 2,503,634,507.50
  5. Step 5: Solve for x
    x = 2,503,634,507.50/46,355.18
  6. Step 6: Final answer
    x = 54,009.82

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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.