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Finding the Fourth Proportional to 46,765.80, 70,148.22 and 27,031.80

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Solution

The fourth proportional to 46,765.80, 70,148.22 and 27,031.80 is: 40,547.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,765.80 : 70,148.22 = 27,031.80 : x
  2. Step 2: Convert to fraction form
    46,765.80/70,148.22 = 27,031.80/x
  3. Step 3: Cross multiply
    46,765.80x = 70,148.22 × 27,031.80
  4. Step 4: Simplify right side
    46,765.80x = 1,896,232,653.40
  5. Step 5: Solve for x
    x = 1,896,232,653.40/46,765.80
  6. Step 6: Final answer
    x = 40,547.42

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1.5x scale

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.