Home / 73,477.08-101,357.58-47,947.32

Finding the Fourth Proportional to 73,477.08, 101,357.58 and 47,947.32

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Solution

The fourth proportional to 73,477.08, 101,357.58 and 47,947.32 is: 66,140.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,477.08 : 101,357.58 = 47,947.32 : x
  2. Step 2: Convert to fraction form
    73,477.08/101,357.58 = 47,947.32/x
  3. Step 3: Cross multiply
    73,477.08x = 101,357.58 × 47,947.32
  4. Step 4: Simplify right side
    73,477.08x = 4,859,824,322.69
  5. Step 5: Solve for x
    x = 4,859,824,322.69/73,477.08
  6. Step 6: Final answer
    x = 66,140.68

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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.