Home / 64,966.60-97,449.90-28,030.60

Finding the Fourth Proportional to 64,966.60, 97,449.90 and 28,030.60

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Solution

The fourth proportional to 64,966.60, 97,449.90 and 28,030.60 is: 42,045.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,966.60 : 97,449.90 = 28,030.60 : x
  2. Step 2: Convert to fraction form
    64,966.60/97,449.90 = 28,030.60/x
  3. Step 3: Cross multiply
    64,966.60x = 97,449.90 × 28,030.60
  4. Step 4: Simplify right side
    64,966.60x = 2,731,579,166.94
  5. Step 5: Solve for x
    x = 2,731,579,166.94/64,966.60
  6. Step 6: Final answer
    x = 42,045.90

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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.