Home / 252,124.18-347,931.36-138,946.93

Finding the Fourth Proportional to 252,124.18, 347,931.36 and 138,946.93

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Solution

The fourth proportional to 252,124.18, 347,931.36 and 138,946.93 is: 191,746.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,124.18 : 347,931.36 = 138,946.93 : x
  2. Step 2: Convert to fraction form
    252,124.18/347,931.36 = 138,946.93/x
  3. Step 3: Cross multiply
    252,124.18x = 347,931.36 × 138,946.93
  4. Step 4: Simplify right side
    252,124.18x = 48,343,994,322.72
  5. Step 5: Solve for x
    x = 48,343,994,322.72/252,124.18
  6. Step 6: Final answer
    x = 191,746.76

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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.