Home / 64,841.18-97,264.80-31,521.51

Finding the Fourth Proportional to 64,841.18, 97,264.80 and 31,521.51

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Solution

The fourth proportional to 64,841.18, 97,264.80 and 31,521.51 is: 47,283.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,841.18 : 97,264.80 = 31,521.51 : x
  2. Step 2: Convert to fraction form
    64,841.18/97,264.80 = 31,521.51/x
  3. Step 3: Cross multiply
    64,841.18x = 97,264.80 × 31,521.51
  4. Step 4: Simplify right side
    64,841.18x = 3,065,933,365.85
  5. Step 5: Solve for x
    x = 3,065,933,365.85/64,841.18
  6. Step 6: Final answer
    x = 47,283.74

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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.