Home / 346,722.02-520,126.38-119,061.80

Finding the Fourth Proportional to 346,722.02, 520,126.38 and 119,061.80

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Solution

The fourth proportional to 346,722.02, 520,126.38 and 119,061.80 is: 178,607.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,722.02 : 520,126.38 = 119,061.80 : x
  2. Step 2: Convert to fraction form
    346,722.02/520,126.38 = 119,061.80/x
  3. Step 3: Cross multiply
    346,722.02x = 520,126.38 × 119,061.80
  4. Step 4: Simplify right side
    346,722.02x = 61,927,183,030.28
  5. Step 5: Solve for x
    x = 61,927,183,030.28/346,722.02
  6. Step 6: Final answer
    x = 178,607.59

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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.