Home / 93,072.04-128,431.58-52,792.36

Finding the Fourth Proportional to 93,072.04, 128,431.58 and 52,792.36

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Solution

The fourth proportional to 93,072.04, 128,431.58 and 52,792.36 is: 72,849.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,072.04 : 128,431.58 = 52,792.36 : x
  2. Step 2: Convert to fraction form
    93,072.04/128,431.58 = 52,792.36/x
  3. Step 3: Cross multiply
    93,072.04x = 128,431.58 × 52,792.36
  4. Step 4: Simplify right side
    93,072.04x = 6,780,205,621.69
  5. Step 5: Solve for x
    x = 6,780,205,621.69/93,072.04
  6. Step 6: Final answer
    x = 72,849.01

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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.