Home / 93,457.28-128,966.54-53,167.24

Finding the Fourth Proportional to 93,457.28, 128,966.54 and 53,167.24

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Solution

The fourth proportional to 93,457.28, 128,966.54 and 53,167.24 is: 73,368.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,457.28 : 128,966.54 = 53,167.24 : x
  2. Step 2: Convert to fraction form
    93,457.28/128,966.54 = 53,167.24/x
  3. Step 3: Cross multiply
    93,457.28x = 128,966.54 × 53,167.24
  4. Step 4: Simplify right side
    93,457.28x = 6,856,794,984.15
  5. Step 5: Solve for x
    x = 6,856,794,984.15/93,457.28
  6. Step 6: Final answer
    x = 73,368.23

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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.