Home / 113,925,409.88-157,217,547.24-61,714,445.48

Finding the Fourth Proportional to 113,925,409.88, 157,217,547.24 and 61,714,445.48

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Solution

The fourth proportional to 113,925,409.88, 157,217,547.24 and 61,714,445.48 is: 85,166,195.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,925,409.88 : 157,217,547.24 = 61,714,445.48 : x
  2. Step 2: Convert to fraction form
    113,925,409.88/157,217,547.24 = 61,714,445.48/x
  3. Step 3: Cross multiply
    113,925,409.88x = 157,217,547.24 × 61,714,445.48
  4. Step 4: Simplify right side
    113,925,409.88x = 9,702,593,747,642,304
  5. Step 5: Solve for x
    x = 9,702,593,747,642,304/113,925,409.88
  6. Step 6: Final answer
    x = 85,166,195.65

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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.