Home / 93,063.62-128,434.74-52,784.48

Finding the Fourth Proportional to 93,063.62, 128,434.74 and 52,784.48

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Solution

The fourth proportional to 93,063.62, 128,434.74 and 52,784.48 is: 72,846.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,063.62 : 128,434.74 = 52,784.48 : x
  2. Step 2: Convert to fraction form
    93,063.62/128,434.74 = 52,784.48/x
  3. Step 3: Cross multiply
    93,063.62x = 128,434.74 × 52,784.48
  4. Step 4: Simplify right side
    93,063.62x = 6,779,360,964.84
  5. Step 5: Solve for x
    x = 6,779,360,964.84/93,063.62
  6. Step 6: Final answer
    x = 72,846.52

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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.