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Finding the Fourth Proportional to 60,783.92, 83,946.48 and 46,288.70

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Solution

The fourth proportional to 60,783.92, 83,946.48 and 46,288.70 is: 63,927.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,783.92 : 83,946.48 = 46,288.70 : x
  2. Step 2: Convert to fraction form
    60,783.92/83,946.48 = 46,288.70/x
  3. Step 3: Cross multiply
    60,783.92x = 83,946.48 × 46,288.70
  4. Step 4: Simplify right side
    60,783.92x = 3,885,773,428.78
  5. Step 5: Solve for x
    x = 3,885,773,428.78/60,783.92
  6. Step 6: Final answer
    x = 63,927.65

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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.