Home / 93,048.74-128,378.30-52,759.34

Finding the Fourth Proportional to 93,048.74, 128,378.30 and 52,759.34

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Solution

The fourth proportional to 93,048.74, 128,378.30 and 52,759.34 is: 72,791.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,048.74 : 128,378.30 = 52,759.34 : x
  2. Step 2: Convert to fraction form
    93,048.74/128,378.30 = 52,759.34/x
  3. Step 3: Cross multiply
    93,048.74x = 128,378.30 × 52,759.34
  4. Step 4: Simplify right side
    93,048.74x = 6,773,154,378.32
  5. Step 5: Solve for x
    x = 6,773,154,378.32/93,048.74
  6. Step 6: Final answer
    x = 72,791.47

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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.