Home / 93,464.36-128,983.04-51,023.20

Finding the Fourth Proportional to 93,464.36, 128,983.04 and 51,023.20

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Solution

The fourth proportional to 93,464.36, 128,983.04 and 51,023.20 is: 70,413.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,464.36 : 128,983.04 = 51,023.20 : x
  2. Step 2: Convert to fraction form
    93,464.36/128,983.04 = 51,023.20/x
  3. Step 3: Cross multiply
    93,464.36x = 128,983.04 × 51,023.20
  4. Step 4: Simplify right side
    93,464.36x = 6,581,127,446.53
  5. Step 5: Solve for x
    x = 6,581,127,446.53/93,464.36
  6. Step 6: Final answer
    x = 70,413.23

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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.