Home / 157,038.48-235,468.19-107,178.93

Finding the Fourth Proportional to 157,038.48, 235,468.19 and 107,178.93

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Solution

The fourth proportional to 157,038.48, 235,468.19 and 107,178.93 is: 160,707.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,038.48 : 235,468.19 = 107,178.93 : x
  2. Step 2: Convert to fraction form
    157,038.48/235,468.19 = 107,178.93/x
  3. Step 3: Cross multiply
    157,038.48x = 235,468.19 × 107,178.93
  4. Step 4: Simplify right side
    157,038.48x = 25,237,228,921.18
  5. Step 5: Solve for x
    x = 25,237,228,921.18/157,038.48
  6. Step 6: Final answer
    x = 160,707.29

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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.