Home / 102,337.02-141,224.16-57,014.18

Finding the Fourth Proportional to 102,337.02, 141,224.16 and 57,014.18

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Solution

The fourth proportional to 102,337.02, 141,224.16 and 57,014.18 is: 78,679.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,337.02 : 141,224.16 = 57,014.18 : x
  2. Step 2: Convert to fraction form
    102,337.02/141,224.16 = 57,014.18/x
  3. Step 3: Cross multiply
    102,337.02x = 141,224.16 × 57,014.18
  4. Step 4: Simplify right side
    102,337.02x = 8,051,779,395.16
  5. Step 5: Solve for x
    x = 8,051,779,395.16/102,337.02
  6. Step 6: Final answer
    x = 78,679.05

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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.