Home / 93,655.76-129,351.40-62,975.48

Finding the Fourth Proportional to 93,655.76, 129,351.40 and 62,975.48

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Solution

The fourth proportional to 93,655.76, 129,351.40 and 62,975.48 is: 86,977.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,655.76 : 129,351.40 = 62,975.48 : x
  2. Step 2: Convert to fraction form
    93,655.76/129,351.40 = 62,975.48/x
  3. Step 3: Cross multiply
    93,655.76x = 129,351.40 × 62,975.48
  4. Step 4: Simplify right side
    93,655.76x = 8,145,966,503.67
  5. Step 5: Solve for x
    x = 8,145,966,503.67/93,655.76
  6. Step 6: Final answer
    x = 86,977.74

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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.