Home / 93,044.27-128,430.35-54,801.24

Finding the Fourth Proportional to 93,044.27, 128,430.35 and 54,801.24

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Solution

The fourth proportional to 93,044.27, 128,430.35 and 54,801.24 is: 75,642.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,044.27 : 128,430.35 = 54,801.24 : x
  2. Step 2: Convert to fraction form
    93,044.27/128,430.35 = 54,801.24/x
  3. Step 3: Cross multiply
    93,044.27x = 128,430.35 × 54,801.24
  4. Step 4: Simplify right side
    93,044.27x = 7,038,141,883.52
  5. Step 5: Solve for x
    x = 7,038,141,883.52/93,044.27
  6. Step 6: Final answer
    x = 75,642.94

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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.