Home / 46,784.98-70,130.18-20,148.34

Finding the Fourth Proportional to 46,784.98, 70,130.18 and 20,148.34

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Solution

The fourth proportional to 46,784.98, 70,130.18 and 20,148.34 is: 30,202.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,784.98 : 70,130.18 = 20,148.34 : x
  2. Step 2: Convert to fraction form
    46,784.98/70,130.18 = 20,148.34/x
  3. Step 3: Cross multiply
    46,784.98x = 70,130.18 × 20,148.34
  4. Step 4: Simplify right side
    46,784.98x = 1,413,006,710.90
  5. Step 5: Solve for x
    x = 1,413,006,710.90/46,784.98
  6. Step 6: Final answer
    x = 30,202.14

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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.