Home / 74,347.08-102,564.75-47,476.14

Finding the Fourth Proportional to 74,347.08, 102,564.75 and 47,476.14

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Solution

The fourth proportional to 74,347.08, 102,564.75 and 47,476.14 is: 65,495.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,347.08 : 102,564.75 = 47,476.14 : x
  2. Step 2: Convert to fraction form
    74,347.08/102,564.75 = 47,476.14/x
  3. Step 3: Cross multiply
    74,347.08x = 102,564.75 × 47,476.14
  4. Step 4: Simplify right side
    74,347.08x = 4,869,378,430.07
  5. Step 5: Solve for x
    x = 4,869,378,430.07/74,347.08
  6. Step 6: Final answer
    x = 65,495.22

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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.