Home / 113,837,639.90-157,095,995.93-61,626,675.48

Finding the Fourth Proportional to 113,837,639.90, 157,095,995.93 and 61,626,675.48

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Solution

The fourth proportional to 113,837,639.90, 157,095,995.93 and 61,626,675.48 is: 85,044,840.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,837,639.90 : 157,095,995.93 = 61,626,675.48 : x
  2. Step 2: Convert to fraction form
    113,837,639.90/157,095,995.93 = 61,626,675.48/x
  3. Step 3: Cross multiply
    113,837,639.90x = 157,095,995.93 × 61,626,675.48
  4. Step 4: Simplify right side
    113,837,639.90x = 9,681,303,960,077,378
  5. Step 5: Solve for x
    x = 9,681,303,960,077,378/113,837,639.90
  6. Step 6: Final answer
    x = 85,044,840.78

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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.