Home / 93,009.30-128,351.43-50,567.46

Finding the Fourth Proportional to 93,009.30, 128,351.43 and 50,567.46

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Solution

The fourth proportional to 93,009.30, 128,351.43 and 50,567.46 is: 69,782.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,009.30 : 128,351.43 = 50,567.46 : x
  2. Step 2: Convert to fraction form
    93,009.30/128,351.43 = 50,567.46/x
  3. Step 3: Cross multiply
    93,009.30x = 128,351.43 × 50,567.46
  4. Step 4: Simplify right side
    93,009.30x = 6,490,405,802.47
  5. Step 5: Solve for x
    x = 6,490,405,802.47/93,009.30
  6. Step 6: Final answer
    x = 69,782.33

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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.