Home / 93,088.67-128,491.38-52,829.24

Finding the Fourth Proportional to 93,088.67, 128,491.38 and 52,829.24

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Solution

The fourth proportional to 93,088.67, 128,491.38 and 52,829.24 is: 72,920.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,088.67 : 128,491.38 = 52,829.24 : x
  2. Step 2: Convert to fraction form
    93,088.67/128,491.38 = 52,829.24/x
  3. Step 3: Cross multiply
    93,088.67x = 128,491.38 × 52,829.24
  4. Step 4: Simplify right side
    93,088.67x = 6,788,101,309.49
  5. Step 5: Solve for x
    x = 6,788,101,309.49/93,088.67
  6. Step 6: Final answer
    x = 72,920.81

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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.