Home / 157,320.10-235,980.15-46,512.10

Finding the Fourth Proportional to 157,320.10, 235,980.15 and 46,512.10

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Solution

The fourth proportional to 157,320.10, 235,980.15 and 46,512.10 is: 69,768.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,320.10 : 235,980.15 = 46,512.10 : x
  2. Step 2: Convert to fraction form
    157,320.10/235,980.15 = 46,512.10/x
  3. Step 3: Cross multiply
    157,320.10x = 235,980.15 × 46,512.10
  4. Step 4: Simplify right side
    157,320.10x = 10,975,932,334.82
  5. Step 5: Solve for x
    x = 10,975,932,334.82/157,320.10
  6. Step 6: Final answer
    x = 69,768.15

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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.