Home / 253,607.02-349,988.24-140,429.77

Finding the Fourth Proportional to 253,607.02, 349,988.24 and 140,429.77

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Solution

The fourth proportional to 253,607.02, 349,988.24 and 140,429.77 is: 193,798.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,607.02 : 349,988.24 = 140,429.77 : x
  2. Step 2: Convert to fraction form
    253,607.02/349,988.24 = 140,429.77/x
  3. Step 3: Cross multiply
    253,607.02x = 349,988.24 × 140,429.77
  4. Step 4: Simplify right side
    253,607.02x = 49,148,768,045.90
  5. Step 5: Solve for x
    x = 49,148,768,045.90/253,607.02
  6. Step 6: Final answer
    x = 193,798.93

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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.