Home / 185,018.87-255,332.66-104,460.72

Finding the Fourth Proportional to 185,018.87, 255,332.66 and 104,460.72

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Solution

The fourth proportional to 185,018.87, 255,332.66 and 104,460.72 is: 144,159.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,018.87 : 255,332.66 = 104,460.72 : x
  2. Step 2: Convert to fraction form
    185,018.87/255,332.66 = 104,460.72/x
  3. Step 3: Cross multiply
    185,018.87x = 255,332.66 × 104,460.72
  4. Step 4: Simplify right side
    185,018.87x = 26,672,232,980.81
  5. Step 5: Solve for x
    x = 26,672,232,980.81/185,018.87
  6. Step 6: Final answer
    x = 144,159.53

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1.5x scale

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.