Home / 72,225.26-99,637.23-46,739.82

Finding the Fourth Proportional to 72,225.26, 99,637.23 and 46,739.82

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Solution

The fourth proportional to 72,225.26, 99,637.23 and 46,739.82 is: 64,479.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,225.26 : 99,637.23 = 46,739.82 : x
  2. Step 2: Convert to fraction form
    72,225.26/99,637.23 = 46,739.82/x
  3. Step 3: Cross multiply
    72,225.26x = 99,637.23 × 46,739.82
  4. Step 4: Simplify right side
    72,225.26x = 4,657,026,195.50
  5. Step 5: Solve for x
    x = 4,657,026,195.50/72,225.26
  6. Step 6: Final answer
    x = 64,479.19

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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.