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Finding the Fourth Proportional to 96,368.88, 144,574.86 and 46,490.82

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Solution

The fourth proportional to 96,368.88, 144,574.86 and 46,490.82 is: 69,746.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,368.88 : 144,574.86 = 46,490.82 : x
  2. Step 2: Convert to fraction form
    96,368.88/144,574.86 = 46,490.82/x
  3. Step 3: Cross multiply
    96,368.88x = 144,574.86 × 46,490.82
  4. Step 4: Simplify right side
    96,368.88x = 6,721,403,792.79
  5. Step 5: Solve for x
    x = 6,721,403,792.79/96,368.88
  6. Step 6: Final answer
    x = 69,746.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.