Home / 72,458.83-99,972.74-46,966.26

Finding the Fourth Proportional to 72,458.83, 99,972.74 and 46,966.26

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Solution

The fourth proportional to 72,458.83, 99,972.74 and 46,966.26 is: 64,800.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,458.83 : 99,972.74 = 46,966.26 : x
  2. Step 2: Convert to fraction form
    72,458.83/99,972.74 = 46,966.26/x
  3. Step 3: Cross multiply
    72,458.83x = 99,972.74 × 46,966.26
  4. Step 4: Simplify right side
    72,458.83x = 4,695,346,192.07
  5. Step 5: Solve for x
    x = 4,695,346,192.07/72,458.83
  6. Step 6: Final answer
    x = 64,800.19

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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.