Home / 113,328.48-156,397.26-62,345.07

Finding the Fourth Proportional to 113,328.48, 156,397.26 and 62,345.07

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Solution

The fourth proportional to 113,328.48, 156,397.26 and 62,345.07 is: 86,038.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,328.48 : 156,397.26 = 62,345.07 : x
  2. Step 2: Convert to fraction form
    113,328.48/156,397.26 = 62,345.07/x
  3. Step 3: Cross multiply
    113,328.48x = 156,397.26 × 62,345.07
  4. Step 4: Simplify right side
    113,328.48x = 9,750,598,122.51
  5. Step 5: Solve for x
    x = 9,750,598,122.51/113,328.48
  6. Step 6: Final answer
    x = 86,038.37

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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.