Home / 143,746.32-215,661.09-59,490.94

Finding the Fourth Proportional to 143,746.32, 215,661.09 and 59,490.94

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Solution

The fourth proportional to 143,746.32, 215,661.09 and 59,490.94 is: 89,253.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,746.32 : 215,661.09 = 59,490.94 : x
  2. Step 2: Convert to fraction form
    143,746.32/215,661.09 = 59,490.94/x
  3. Step 3: Cross multiply
    143,746.32x = 215,661.09 × 59,490.94
  4. Step 4: Simplify right side
    143,746.32x = 12,829,880,965.52
  5. Step 5: Solve for x
    x = 12,829,880,965.52/143,746.32
  6. Step 6: Final answer
    x = 89,253.63

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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.