Home / 210,457.77-290,437.41-125,624.04

Finding the Fourth Proportional to 210,457.77, 290,437.41 and 125,624.04

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Solution

The fourth proportional to 210,457.77, 290,437.41 and 125,624.04 is: 173,364.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,457.77 : 290,437.41 = 125,624.04 : x
  2. Step 2: Convert to fraction form
    210,457.77/290,437.41 = 125,624.04/x
  3. Step 3: Cross multiply
    210,457.77x = 290,437.41 × 125,624.04
  4. Step 4: Simplify right side
    210,457.77x = 36,485,920,811.34
  5. Step 5: Solve for x
    x = 36,485,920,811.34/210,457.77
  6. Step 6: Final answer
    x = 173,364.57

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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.