Home / 93,065.04-128,429.12-50,623.52

Finding the Fourth Proportional to 93,065.04, 128,429.12 and 50,623.52

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Solution

The fourth proportional to 93,065.04, 128,429.12 and 50,623.52 is: 69,860.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,065.04 : 128,429.12 = 50,623.52 : x
  2. Step 2: Convert to fraction form
    93,065.04/128,429.12 = 50,623.52/x
  3. Step 3: Cross multiply
    93,065.04x = 128,429.12 × 50,623.52
  4. Step 4: Simplify right side
    93,065.04x = 6,501,534,124.90
  5. Step 5: Solve for x
    x = 6,501,534,124.90/93,065.04
  6. Step 6: Final answer
    x = 69,860.11

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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.