Home / 46,910.40-70,538.40-39,307.20

Finding the Fourth Proportional to 46,910.40, 70,538.40 and 39,307.20

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Solution

The fourth proportional to 46,910.40, 70,538.40 and 39,307.20 is: 59,105.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,910.40 : 70,538.40 = 39,307.20 : x
  2. Step 2: Convert to fraction form
    46,910.40/70,538.40 = 39,307.20/x
  3. Step 3: Cross multiply
    46,910.40x = 70,538.40 × 39,307.20
  4. Step 4: Simplify right side
    46,910.40x = 2,772,666,996.48
  5. Step 5: Solve for x
    x = 2,772,666,996.48/46,910.40
  6. Step 6: Final answer
    x = 59,105.59

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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.