Home / 64,347.90-88,756.47-52,411.74

Finding the Fourth Proportional to 64,347.90, 88,756.47 and 52,411.74

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Solution

The fourth proportional to 64,347.90, 88,756.47 and 52,411.74 is: 72,292.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,347.90 : 88,756.47 = 52,411.74 : x
  2. Step 2: Convert to fraction form
    64,347.90/88,756.47 = 52,411.74/x
  3. Step 3: Cross multiply
    64,347.90x = 88,756.47 × 52,411.74
  4. Step 4: Simplify right side
    64,347.90x = 4,651,881,028.96
  5. Step 5: Solve for x
    x = 4,651,881,028.96/64,347.90
  6. Step 6: Final answer
    x = 72,292.66

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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.