Home / 62,420.54-86,140.32-34,126.22

Finding the Fourth Proportional to 62,420.54, 86,140.32 and 34,126.22

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Solution

The fourth proportional to 62,420.54, 86,140.32 and 34,126.22 is: 47,094.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,420.54 : 86,140.32 = 34,126.22 : x
  2. Step 2: Convert to fraction form
    62,420.54/86,140.32 = 34,126.22/x
  3. Step 3: Cross multiply
    62,420.54x = 86,140.32 × 34,126.22
  4. Step 4: Simplify right side
    62,420.54x = 2,939,643,511.19
  5. Step 5: Solve for x
    x = 2,939,643,511.19/62,420.54
  6. Step 6: Final answer
    x = 47,094.17

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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.