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Finding the Fourth Proportional to 175,307.52, 241,865.28 and 99,802.56

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Solution

The fourth proportional to 175,307.52, 241,865.28 and 99,802.56 is: 137,693.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,307.52 : 241,865.28 = 99,802.56 : x
  2. Step 2: Convert to fraction form
    175,307.52/241,865.28 = 99,802.56/x
  3. Step 3: Cross multiply
    175,307.52x = 241,865.28 × 99,802.56
  4. Step 4: Simplify right side
    175,307.52x = 24,138,774,119.12
  5. Step 5: Solve for x
    x = 24,138,774,119.12/175,307.52
  6. Step 6: Final answer
    x = 137,693.89

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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.