Home / 64,897.47-89,559.68-38,059.34

Finding the Fourth Proportional to 64,897.47, 89,559.68 and 38,059.34

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Solution

The fourth proportional to 64,897.47, 89,559.68 and 38,059.34 is: 52,522.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,897.47 : 89,559.68 = 38,059.34 : x
  2. Step 2: Convert to fraction form
    64,897.47/89,559.68 = 38,059.34/x
  3. Step 3: Cross multiply
    64,897.47x = 89,559.68 × 38,059.34
  4. Step 4: Simplify right side
    64,897.47x = 3,408,581,673.32
  5. Step 5: Solve for x
    x = 3,408,581,673.32/64,897.47
  6. Step 6: Final answer
    x = 52,522.57

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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.