Home / 113,278.86-169,938.72-46,681.92

Finding the Fourth Proportional to 113,278.86, 169,938.72 and 46,681.92

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Solution

The fourth proportional to 113,278.86, 169,938.72 and 46,681.92 is: 70,031.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,278.86 : 169,938.72 = 46,681.92 : x
  2. Step 2: Convert to fraction form
    113,278.86/169,938.72 = 46,681.92/x
  3. Step 3: Cross multiply
    113,278.86x = 169,938.72 × 46,681.92
  4. Step 4: Simplify right side
    113,278.86x = 7,933,065,731.94
  5. Step 5: Solve for x
    x = 7,933,065,731.94/113,278.86
  6. Step 6: Final answer
    x = 70,031.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.