Home / 242,699.29-334,897.34-140,703.48

Finding the Fourth Proportional to 242,699.29, 334,897.34 and 140,703.48

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Solution

The fourth proportional to 242,699.29, 334,897.34 and 140,703.48 is: 194,154.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,699.29 : 334,897.34 = 140,703.48 : x
  2. Step 2: Convert to fraction form
    242,699.29/334,897.34 = 140,703.48/x
  3. Step 3: Cross multiply
    242,699.29x = 334,897.34 × 140,703.48
  4. Step 4: Simplify right side
    242,699.29x = 47,121,220,477.23
  5. Step 5: Solve for x
    x = 47,121,220,477.23/242,699.29
  6. Step 6: Final answer
    x = 194,154.75

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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.