Home / 210,346.74-290,278.86-114,851.40

Finding the Fourth Proportional to 210,346.74, 290,278.86 and 114,851.40

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Solution

The fourth proportional to 210,346.74, 290,278.86 and 114,851.40 is: 158,495.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,346.74 : 290,278.86 = 114,851.40 : x
  2. Step 2: Convert to fraction form
    210,346.74/290,278.86 = 114,851.40/x
  3. Step 3: Cross multiply
    210,346.74x = 290,278.86 × 114,851.40
  4. Step 4: Simplify right side
    210,346.74x = 33,338,933,461.40
  5. Step 5: Solve for x
    x = 33,338,933,461.40/210,346.74
  6. Step 6: Final answer
    x = 158,495.13

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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.