Home / 210,179.02-315,210.15-58,341.19

Finding the Fourth Proportional to 210,179.02, 315,210.15 and 58,341.19

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Solution

The fourth proportional to 210,179.02, 315,210.15 and 58,341.19 is: 87,495.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,179.02 : 315,210.15 = 58,341.19 : x
  2. Step 2: Convert to fraction form
    210,179.02/315,210.15 = 58,341.19/x
  3. Step 3: Cross multiply
    210,179.02x = 315,210.15 × 58,341.19
  4. Step 4: Simplify right side
    210,179.02x = 18,389,733,921.42
  5. Step 5: Solve for x
    x = 18,389,733,921.42/210,179.02
  6. Step 6: Final answer
    x = 87,495.58

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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.