Home / 73,478.08-101,358.96-47,948.32

Finding the Fourth Proportional to 73,478.08, 101,358.96 and 47,948.32

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Solution

The fourth proportional to 73,478.08, 101,358.96 and 47,948.32 is: 66,142.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,478.08 : 101,358.96 = 47,948.32 : x
  2. Step 2: Convert to fraction form
    73,478.08/101,358.96 = 47,948.32/x
  3. Step 3: Cross multiply
    73,478.08x = 101,358.96 × 47,948.32
  4. Step 4: Simplify right side
    73,478.08x = 4,859,991,848.95
  5. Step 5: Solve for x
    x = 4,859,991,848.95/73,478.08
  6. Step 6: Final answer
    x = 66,142.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.