Home / 113,779.90-157,015.93-62,792.26

Finding the Fourth Proportional to 113,779.90, 157,015.93 and 62,792.26

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Solution

The fourth proportional to 113,779.90, 157,015.93 and 62,792.26 is: 86,653.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,779.90 : 157,015.93 = 62,792.26 : x
  2. Step 2: Convert to fraction form
    113,779.90/157,015.93 = 62,792.26/x
  3. Step 3: Cross multiply
    113,779.90x = 157,015.93 × 62,792.26
  4. Step 4: Simplify right side
    113,779.90x = 9,859,384,708.16
  5. Step 5: Solve for x
    x = 9,859,384,708.16/113,779.90
  6. Step 6: Final answer
    x = 86,653.13

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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.