Home / 66,045.48-98,898.99-36,430.38

Finding the Fourth Proportional to 66,045.48, 98,898.99 and 36,430.38

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Solution

The fourth proportional to 66,045.48, 98,898.99 and 36,430.38 is: 54,552.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,045.48 : 98,898.99 = 36,430.38 : x
  2. Step 2: Convert to fraction form
    66,045.48/98,898.99 = 36,430.38/x
  3. Step 3: Cross multiply
    66,045.48x = 98,898.99 × 36,430.38
  4. Step 4: Simplify right side
    66,045.48x = 3,602,927,787.32
  5. Step 5: Solve for x
    x = 3,602,927,787.32/66,045.48
  6. Step 6: Final answer
    x = 54,552.22

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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.