Home / 93,270.04-128,749.98-55,537

Finding the Fourth Proportional to 93,270.04, 128,749.98 and 55,537

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Solution

The fourth proportional to 93,270.04, 128,749.98 and 55,537 is: 76,663.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,270.04 : 128,749.98 = 55,537 : x
  2. Step 2: Convert to fraction form
    93,270.04/128,749.98 = 55,537/x
  3. Step 3: Cross multiply
    93,270.04x = 128,749.98 × 55,537
  4. Step 4: Simplify right side
    93,270.04x = 7,150,387,639.26
  5. Step 5: Solve for x
    x = 7,150,387,639.26/93,270.04
  6. Step 6: Final answer
    x = 76,663.28

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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.