Home / 142,838.90-214,300.26-63,935.58

Finding the Fourth Proportional to 142,838.90, 214,300.26 and 63,935.58

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Solution

The fourth proportional to 142,838.90, 214,300.26 and 63,935.58 is: 95,922.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,838.90 : 214,300.26 = 63,935.58 : x
  2. Step 2: Convert to fraction form
    142,838.90/214,300.26 = 63,935.58/x
  3. Step 3: Cross multiply
    142,838.90x = 214,300.26 × 63,935.58
  4. Step 4: Simplify right side
    142,838.90x = 13,701,411,417.25
  5. Step 5: Solve for x
    x = 13,701,411,417.25/142,838.90
  6. Step 6: Final answer
    x = 95,922.13

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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.